|
Brazil | |
|
| [var. Sceptre Quartz] Rui Nunes 2012 |
|
| Dunn, P.J., Leavens, P.B., Sturman, B.D.,Gaines, R.V., Barbosa, C.d.P. (1978) Hureaulite and Barbosalite from Lavra do Criminoso, Minas Gerais, Brazil. Mineralogical Record: 9: 147-151. |
|
| Chris D. Parkinson et al. , " Ultrahigh-pressure pyrope-kyanite granulites and associated eclogites in Neoproterozoic nappes of southeast Brazil", 2001, Universidade do Estado do Rio de Janeiro, http://akmotoki.tripod.com/2001/Waseda/Cdp.html |
|
| Cui, Shiyuan, Xu, Bo, Shen, Jiaqi, Miao, Zhuang, Wang, Zixuan (2023) Gemology, Spectroscopy, and Mineralogy Study of Aquamarines of Three Different Origins. Crystals, 13 (10) doi:10.3390/cryst13101478
King, Van (n.d.) Personal communcation. |
|
| [var. Smoky Quartz] Rob Lavinsky |
|
| Morteani, G., Preinfalk, C., Horn, A. H. (2000) Classification and mineralization potential of the pegmatites of the Eastern Brazilian Pegmatite Province. Mineralium Deposita, 35 (7) 638-655 doi:10.1007/s001260050268 |
|
| [var. Rose Quartz] Wilson, Wendell E. (1990) What's New in Minerals? - Denver Show 1989. The Mineralogical Record, 21 (1) 96-98 |
|
| Berger, Vladimir I., Singer, Donald A., Orris, Greta J. (2009) Carbonatites of the World, Explored Deposits of Nb and REE—Database and Grade and Tonnage Models . Open-File Report 2009-1139. U.S. Geological Survey doi:10.3133/ofr20091139
Orris, Greta J., Grauch, Richard I. (2002) Rare Earth Element Mines, Deposits, and Occurrences. Open-File Report 2002-189. US Geological Survey doi:10.3133/ofr02189
Traversa, G., Gomes, C. B., Brotzu, P., Buraglini, N., Morbidelli, L., Principato, M. S., ... & Ruberti, E. (2001). Petrography and mineral chemistry of carbonatites and mica-rich rocks from the Araxá complex (Alto Paranaíba Province, Brazil). Anais da Academia Brasileira de Ciências, 73(1), 71-98.
database and grade and tonnage models: U.S. Geological Survey Open-File Report 2009-1139, 17 p. and database. |
|
| Neumann, R., & Medeiros, E. B. (2015). Comprehensive mineralogical and technological characterisation of the Araxá (SE Brazil) complex REE (Nb-P) ore, and the fate of its processing. International Journal of Mineral Processing, 144, 1-10. |
|
| Nascimento, M., Lemos, F., Guimarães, R., Sousa, C., & Soares, P. (2019). Modeling of REE and Fe Extraction from a Concentrate from Araxá (Brazil). Minerals, 9(7), 451. |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| [var. Rutilated Quartz] Betts, John (n.d.) John Betts website listing.
Pomerene, J. B. (1984) Geology and ore deposits of the Belo Horizonte, Ibirite, and Macacos quadrangles, Minas Gerais, Brazil. USGS Professional Paper: 341-D |
|
| [var. Citrine] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Vincent Bourgoin |
|
| |
|
| Betts, John (n.d.) John Betts website listing. |
|
| [var. Rock Crystal] Bráulio França Ferreira . |
|
| Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Neves, P.C.P. das, Atencio, D. (2015) Enciclopédia dos Minerais do Brasil. Volume 3: Óxides e Hidróxidos. Campus ULBRA Canoas, 527 pages (in Portuguese). |
|
| [var. Citrine] Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (pp. 88-89). |
|
| Norman King Collection, photo 741467 |
|
| Walter R. Kellogg specimen |
|
| [var. Amethyst] Araújo, T. G. R. D. (2018). Fingerprint e estudo cristaloquímico do topázio imperial da região de Ouro Preto (Minas Gerais, Brasil). PhD thesis |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| [var. Amethyst] |
|
| Williams, Peter A., Leverett, Peter, Hibbs, David E. (2008) Ca-Mg-Fe-rich rhodonite from the Morro da Mina mine, Conselheiro Lafaiete, Minas Gerais, Brazil. The Mineralogical Record, 39 (2) 125-130 |
|
| acd.ufrj.br (2002) http://acd.ufrj.br/geologia/posgrad/area1_d.htm |
|
| Am Min (1955) 40:55-63 |
|
| [var. Amethyst] Russ Rizzo Collection via Luiz Menezes |
|
| CPRM Brazilian Geological Survey. |
|
| Bermanec, V., Scholz, R., Marković, F., Gobac, Ž. Ž., & Chaves, M. L. D. S. C. (2011) Mineralogy of the Boa Vista pegmatite, Galileia, Minas Gerais, Brazil. In 5th international symposium on granitic pegmatites, PEG 2011. |
|
| Jonathan Barre Ardizzi, Daniel Atencio (2018) Mineralogy of rockbridgeite - frondelite series and its phosphate association from the Jocão pegmatite, Galileia, Minas Gerais, Brazil. in abstracts of the 22nd IMA Meeting Melbourne p 494
Baijot, Maxime, Hatert, Frédéric, Dal Bo, Fabrice, Philippo, Simon (2014) Mineralogy and petrography of phosphate mineral association from the Jocão pegmatite, Minas Gerais, Brazil. The Canadian Mineralogist, 52 (2) 373-397 doi:10.3749/canmin.52.2.373
Moore, Thomas P. (2005) What's new in minerals - Tucson Show 2005. The Mineralogical Record, 36 (3) 285-301 |
|
| Scholz, R., Chukanov, N. V., Filho, L. A. D. M., Atencio, D., Lagoeiro, L., Belotti, F. M., Chaves, M. L. S. C., Romano, A. W., Brandão, P. R., Belakovskiy, D. I., Pekov, I. (2014) Césarferreiraite, Fe2+Fe3+2(AsO4)2(OH)2·8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group. American Mineralogist, 99 (4) 607-611 doi:10.2138/am.2014.4695
luigi chiappino specimen
Field Trip Guide, Eastern Brazilian Pegmatite Province, 4th International Symposium on Granitic Pegmatites, 2009 |
|
| Atencio, Daniel, Carvalho, Flávio M.S., Matioli, Paulo A. (2004) Coutinhoite, a new thorium uranyl silicate hydrate, from Urucum mine, Galiléia, Minas Gerais, Brazil. American Mineralogist, 89 (5) 721-724 doi:10.2138/am-2004-5-606
Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 72).
Prescott, B.E. and Nassau, K. (1978) Black Elbaite from Corrego Do Urucum, Minas Gerais, Brazil. Mineralogical Magazine, 42, 357-359. |
|
| Kuno Stoeckli Collection |
|
| King, Van (n.d.) Personal communcation. |
|
| Russ Behnke |
|
| Mineralogical Record (2009) 40:273-292 |
|
| Karampelas, S., Schnellrath, J., Schwarz, D., Scholz, R., Gubelin, S., Link, K., Azzaro, A. (2014) Emeralds from Itatiaia (Minas Gerais, Brazil). 21st meeting of the International Mineralogical Association. p. 280.
Lallemant, A. (1978) What's new in Minerals ?: New Tourmaline discovery in Brazil. Mineralogical Record, 9(5), 298-299 |
|
| Wilson, W.E. (2012) Famous Mineral Localities: The Jonas Mine, Itatiaia, Minas Gerais, Brazil. Mineralogical Record, 43, 289-317.
Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (pp. 50-51). |
|
| Rob Lavinsky |
|
| Rocks & Minerals (2009) 84:42-45
Moore, Thomas P. (2004) What's New in Minerals - Costa Mesa Show 2003. The Mineralogical Record, 35 (2) 143-145 |
|
| Gerard van der Veldt collection |
|
| Weise, Christian (1985) Bergkristall-Lagerstätten in Goias und Minas Gerais, Brasilien [Rock crystal deposits in Goias and Minas Gerais, Brazil]. Lapis, 10 (3) 13-22 |
- Coromandel mining district
| Fernandes, A. G., Karfunkel, J., Hoover, D. B., Sgarbi, P. B. de A., Sgarbi, G. N. C., Oliveira, G. D., Gomes, J. C. de S. P., and Kambrock, K, 2014, The basal conglomerate of the Capacete Formation (Mata da Corda Group) and its relation to diamond distributions in Coromandel, Minas Gerais state, Brazil: Brazilian Jour. of Geology, v. 44, no. 1, p. 91-103. |
|
| Chaves, M. L. S. C., and Svisero, D. P., 1993, Características geológicas e origem conglomerados diamantíferos das regiões de Diamantina (Mesoproterozóico) e de Romaria (Cretáceo Superior), Minas Gerais: Boletim Instituto Geociências, Univ.São Paulo, Séries Cient., v. 24, p. 49-57. |
|
| [var. Rose Quartz] Joseph Freilich photo |
|
| Bastos, F.M. (2002) Famous Mineral Localities: The Barra de Salinas Pegmatites, Minas Gerais, Brazil. Mineralogical Record, 33, 209-216. |
|
| Thorman, C.H., DeWitt, E., Maron, M.A.C., and Ladeira, E.A. (2001): Mineralium Deposita 36, 218-227 |
|
| Knut Edvard Larsen collection # MM-6229 (Ex-Luiz Menezes specimen) |
|
| Andrade, M. B., Atencio, D., Filho, L. A. D. M., Ellena, J. (2011) TThe structure of a microlite-group mineral with a formula near NaCaTa2O6F from the Morro Rendondo Mine, Coronel Murta, Minas Gerais. The Canadian Mineralogist, 49 (2) 615-621 doi:10.3749/canmin.49.2.615 |
- Couto de Magalhães de Minas
| Mindat photo from Rafa in Scrapbook |
|
| Cassedanne, J., Philippo, S. (2015) Mineral and gem deposits of the eastern Brazilian pegmatites, Volume 2. Publication du Musée National d’Histoire Naturelle, Luxembourg, 371 pages.
Cassedanne, Jacques P., Alves, Jeanete (1990) Apatite and Muscovite from the Zé Pinto Prospect, Minas Gerais, Brazil. The Mineralogical Record, 21 (5) 405-408 |
|
| Tony Nikischer specimen and analysis |
|
| Rock Currier, field observations. |
|
| Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| [var. Citrine] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Rafael Hernandes Corrêa-Silva collection |
|
| David W. Richerson. |
|
| [var. Smoky Quartz] Rafael Hernandes Corrêa-Silva . |
|
| [var. Citrine] Rafael Corrêa-Silva |
|
| [var. Rock Crystal] Martins da Pedra collection |
|
| Diamond News, Part 1, Vol.5, No.17,2004,pp40-44
Diamond News, Part 2, Vol.5, No.18,2004,pp 13-19 [In Portuguese] |
|
| [var. Smoky Quartz] Tony Nikischer |
|
| Cassedanne, Jacques P. (1983) Famous Mineral Localities: the Córrego Frio Mine and vicinity, Minas Gerais, Brazil. The Mineralogical Record, 14 (4) Tucson. 227-237 |
|
| Keith F Compton collection |
|
| Frank and Wendy Melanson (Hawthorneden) specimens |
|
| Menezes Filho, Luiz A. D., Chaves, Mário L. S. C., Cooper, Mark A., Ball, Neil A., Abdu, Yassir A., Sharpe, Ryan, Day, Maxwell C., Hawthorne, Frank C. (2019) Brandãoite, [BeAl2(PO4)2(OH)2(H2O)4](H2O), a new Be–Al phosphate mineral from the João Firmino mine, Pomarolli farm region, Divino das Laranjeiras County, Minas Gerais State, Brazil: description and crystal structure. Mineralogical Magazine, 83 (2) 261-267 doi:10.1180/mgm.2018.121
Rica, B. (2019). Pegmatite and Sample Description. Geochemical Journal, 53(2), 151-170.
In Coll. M. Slama |
|
| Cassedanne, J.P. (1983): Famous mineral localities: The Córrego Frio mine and vicinity, Minas Gerais, Brazil. Mineralogical Record, 14 (4): 227-237 [p.235] |
|
| Knut Edvard Larsen collection # MM-2865 |
|
| Cassedanne, Jacques P. (1983) Famous Mineral Localities: the Córrego Frio Mine and vicinity, Minas Gerais, Brazil. The Mineralogical Record, 14 (4) Tucson. 227-237
Jessica Simonoff photo |
|
| King, Van (n.d.) Personal communcation. |
|
| Cassedanne, J.P. (1983) Famous mineral localities: The Córrego Frio mine and vicinity, Minas Gerais, Brazil. The Mineralogical Record, 14(4), 227-237 (235). |
|
| Cassedanne, J.P. (1983): Famous mineral localities: The Córrego Frio mine and vicinity, Minas Gerais, Brazil. Mineralogical Record, 14 (4): 227-237 [ p.233-4]
John Stolz Collection |
|
| Rezende, L. C. D., Chaves, A. D. O., & Ramos, S. L. L. D. M. (2021). Origin and metamorphism of graphite from Formiga, Minas Gerais (Brazil). Brazilian Journal of Geology, 51. |
|
| Almeida, C.M., Olivo, G.R., Carvalho, S.G. (2007) The Ni-Cu-PGE sulfide ores of the komatiite-hosted Fortaleza de Minas deposit, Brazil: Evidence of hydrothermal remobilization. The Canadian Mineralogist: 45(4): 751-773. |
|
| Specimens in my collection [Rock Currier 2010] |
|
| CPRM Recursos Minerais |
|
| [var. Chalcedony] |
|
| [var. Rose Quartz] (n.d.) Collection, Natural History Museum Vienna. |
|
| [var. Rose Quartz] |
|
| [var. Rose Quartz] Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 32). |
|
| [var. Rose Quartz] Mineralogical Record 30, 361-365 (1999) |
|
| Luis Menezes |
|
| Baijot, M., Hatert, F., Fransolet, A. M., & Philippo, S. (2011). Geochemical evolution of phosphates and silicates in the Sapucaia pegmatite, Minas Gerais, Brazil: implications for the genesis of the pegmatite. In Peg2011 Conference Abstract. Asociación Geológica Argentina, Serie D, Publicatión Especial (Vol. 14, pp. 25-27).
Cassedanne, J.P. & Baptista, A. (1999): Famous Mineral Localities: The Sapucaia Pegmatite Minas Gerais, Brazil. Mineralogical Record, 30: 347-360 + 365. |
|
| King, Van (n.d.) Personal communcation. |
|
| various added photos |
|
| Rock Currier |
|
| C. J. S. de Alvarenga, M. Cathelineau and J. Dubessy (1990) Chronology and Orientation of N2-CH4, CO2-H2O, and H2O-Rich Fluid-Inclusion Trails in Intrametamorphic Quartz Veins from the Cuiabá Gold District, Brazil. Mineralogical Magazine 54:245-255. |
|
| [var. Rose Quartz] Reiner Mielke |
|
| John Stolz Collection |
|
| Menezes, Luiz Alberto Dias (n.d.) Personal communication. |
|
| King, Van (n.d.) Personal communcation. |
|
| Rocks & Min.:63:53. |
|
| Niedermayr, G. Lyckberg, P. & Jahn, S. (2011): Mineralientage Munchen 2010. Mineralien Welt. 22 (1): 10-31 (p. 15). |
|
| www.cprm.gov.br/ingles/bens/ifer0101.html. |
|
| (2002) Emeralds of the World. extraLapis English 2. Lapis International LLC |
|
| Alexandre Raphael Cabral, Georges Beaudoin, Bernd Lehmann, Henry Francisco Galbiatti (2005) S/Se ratios in palladiferous gold coexisting with palladseite, Cauê iron ore deposit, Itabira district, Quadrilátero Ferrífero of Minas Gerais, Brazil. GEOCHMISTRY, MINERALOGY AND PETROLOGY • 4 3 • SOFIA • 2005 pp35-40
Thorman, C.H., DeWitt, E., Maron, M.A.C., and Ladeira, E.A. (2001): Mineralium Deposita 36, 218-227 |
|
| Economic Geology 96:61-74 |
|
| |
|
| Lynch, E.P., Costanzo, A., Feely, M., Blamey, N.J.F., Pironon, J. Lavin, P. (2014) The Piteiras emerald mine, Minas Gerais, Brazil: fluid-inclusion and gemmological perspectives. Mineralogical Magazine, 78, 1571-1587. |
|
| Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Carlos Alberto Spier, Sonia Maria Barros de Oliveira und Carlos Alberto Rosière (2003): Geology and geochemistry of the Águas Claras and Pico Iron Mines, Quadrilátero Ferrífero, Minas Gerais, Brazil. Mineralium Deposita, 38, 751-774. |
|
| www.jaguarmining.com (2011) http://www.jaguarmining.com/i/pdf/Paciencia-Project-PFS-Mar-30-2007-VOLI.pdf |
|
| Rock Currier |
|
| Rafael Hernandes Corrêa-Silva/Brazilian Rockhounds, Paolo Franchi, and Antonio Manuel Inácio Martins (Martin da Pedra) specimens |
|
| [var. Rock Crystal] |
|
| [var. Smoky Quartz] |
|
| Sergio Varvello collection |
|
| Cassedanne, J. P., Cassedanne, J. O. (1987) La moraesite de la mine de tourmaline de Humaita, Minas Gerais, Brésil. The Canadian Mineralogist, 25 (3) 419-424 |
|
| [var. Blue Quartz] www.wrightsrockshop.com/gallery/southamerican/southamerican2.htm |
|
| Chaves, M.L.S., Dias, C.H., and Atencio, D. (2016) Recent Mineral Discoveries in the Coronel Murta, Taquaral and Medina pegmatite fields, northeastern Minas Gerais, Brazil. International Engineering Journal Ouro Preto, 69(3), 301-307. |
|
| Lithiotantite, Ideally LiTa3O8 - Luiz A.D.Menezes Filho, Hexiong Yang, Robert T. Downs, Mário L.S.C. Chaves, Aba C. Persiano - Acta Cryst. (2012) E68, i27 - i28 |
|
| Russ Rizzo Collection |
|
| Sergio Varvello collection |
|
| Atencio, Daniel, Cotinho, Jose M.V., Filho, Luiz A.D. Menezes (2005) Roscherite-group minerals from Brazil. Axis, 1 (6) Tucson, Arizona. 1-17
J. Weisman |
|
| Atencio, D., Filho, R. R. C., Mills, S. J., Coutinho, J. M. V., Honorato, S. B., Ayala, A. P., Ellena, J., de Andrade, M. B. (2011) Rankamaite from the Urubu pegmatite, Itinga, Minas Gerais, Brazil: Crystal chemistry and Rietveld refinement. American Mineralogist, 96 (10) 1455-1460 doi:10.2138/am.2011.3594
Cassedanne, Jacques P., Cassedanne, Jeannine O. (1981) Minerals of the Lavra do Enio pegmatite. The Mineralogical Record, 12 (2) 67-77 |
|
| King, Van (n.d.) Personal communcation. |
|
| King, Van (n.d.) Personal communcation. |
|
| Leavens, Peter B., White, John Sampson, Nelen, Joseph A. (1990) Zanazziite, a new mineral from Minas Gerais, Brazil. The Mineralogical Record, 21 (5) Tucson. 413-417
Moore, Paul Brian, Ito, Jun (1978) I. Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series. II. New data on xanthoxenite. III. Salmonsite discredited. Mineralogical Magazine, 42 (323) 309-323 doi:10.1180/minmag.1978.042.323.01
II, New data on xanthoxenite |
|
| [var. Rose Quartz] Cassedanne, J.P. & J.O. (1980): A find of crystallized Rose Quartz in Minas Gerais. Mineralogical Record 11: 377-379 |
|
| [var. Rose Quartz] Luiz Alberto Dias Menezes Filho, Mario Luiz de Sá Carneiro Chaves, Coralie Heinis Dias, Daniel Atencio (2016): Recent mineral discoveries in the Coronel Murta, Taquaral, and Medina pegmatite fields, northeastern Minas Gerais, Brazil. REM - Int. Eng. J. 69, 301-307. [http://www.scielo.br/pdf/remi/v69n3/2448-167X-remi-69-03-0301.pdf]. |
|
| Larson, B. (2004): What's New in Minerals. Sainte-Marie aux Mines Show 2003. Mineralogical Record. 35 (2), 145-148
Rob Lavinsky specimen |
|
| Romeiro, J. C. P., & Pedrosa-Soares, A. C. (2005). Controle do minério de espodumênio em pegmatitos da Mina da Cachoeira, Araçuaí, MG. Geonomos.
Morteani, G., Preinfalk, C., Horn, A. H. (2000) Classification and mineralization potential of the pegmatites of the Eastern Brazilian Pegmatite Province. Mineralium Deposita, 35 (7) 638-655 doi:10.1007/s001260050268
Quéméneur, J., Lagache, M. (1999) Comparative study of two pegmatitic fields from Minas Gerais, Brazil, using rubidium and cesium content of the micas and feldspars. Brazilian Journal of Geology, 29 (1) 27-32 |
|
| Chukanov, Nikita V., Atencio, Daniel, Zadov, Alexander E., Filho, Luis A.D. Menezes, Coutinho, Jose M.V. (2007) Guimarãesite, a New Zn-dominant Monoclinic Roscherite-group Mineral from Itinga, Minas Gerais, Brazil. New Data on Minerals, 42. 11-15 |
|
| Fabre, Jordi (n.d.) Personal communication. |
|
| Hatert, F., Philippo, S., Ottolini, L., Dal Bo, F., Scholz, R., Chaves, M. L., ... & Menezes Filho, L. A. (2017). Wilancookite,(Ba, K, Na) 8 (Ba, Li,□) 6Be24P24O96· 32H2O, a new beryllophosphate with a zeolite framework. European Journal of Mineralogy, 29(5), 923-930.
various added photos |
|
| Quéméneur, J., Lagache, M. (1999) Comparative study of two pegmatitic fields from Minas Gerais, Brazil, using rubidium and cesium content of the micas and feldspars. Brazilian Journal of Geology, 29 (1) 27-32 |
|
| Sergio Varvello collection |
|
| Rob Lavinsky specimen |
|
| [Mineralogical Record - Vol 25 No.3] |
|
| Rob Lavinsky specimen |
|
| ArcelorMittal |
|
| With a Brazilian partner we mined two localities near town for quartz specimens [Rock Currier 2010] |
|
| Specimen in the collection of Rock Currier |
|
| Quartz crystals in the Collection of Rock Currier |
|
| [var. Rose Quartz] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| [Chalcedony var. Plasma] Soares, G. A. R., Palermo, N., & Pires, F. R. M. (2018). Caracterização geoquímica e mineralógica de uma seção ao longo da laterita niquelífera da Fazenda da Roseta, Liberdade, Minas Gerais. Geologia USP. Série Científica, 18(2), 201-216. |
|
| Basílio, M.S., Pedrosa-Soares, A.C., and Jordt-Evangelista, H. (2013) Depósitos de alexandrita de Malacacheta, Minas Gerais. Revista Geonomos, 8(1).
Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Martins da Pedra collection |
|
| Tony Nikischer |
- Passagem de Mariana district
| Varajão, C. A. C., Colin, F., Vieillard, P., Melfi, A. J., & Nahon, D. (2000). Early weathering of palladium gold under lateritic conditions, Maquiné Mine, Minas Gerais, Brazil. Applied Geochemistry, 15(2), 245-263. |
|
| Oberthür, T. and Weiser, T. W. (2008): Gold-bismuth-telluride-sulphide assemblages at the Viceroy Mine, Harare-Bindura-Shamva greenstone belt, Zimbabwe. Mineralogical Magazine 72, 953-970. [contains also data on Passagem de Mariana Mine]
Revista Brasileira de Geociências 28(3):339-354, (1998) |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
- Santa Rita Durão district
| Samarco Mineração S.A |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| [var. Rock Crystal] Rob Lavinsky |
|
| [var. Smoky Quartz] Amir Akhavan Collection |
|
| Luiz Alberto Dias Menezes Filho, Mario Luiz de Sá Carneiro Chaves, Coralie Heinis Dias, Daniel Atencio (2016): Recent mineral discoveries in the Coronel Murta, Taquaral, and Medina pegmatite fields, northeastern Minas Gerais, Brazil. REM - Int. Eng. J. 69, 301-307. [http://www.scielo.br/pdf/remi/v69n3/2448-167X-remi-69-03-0301.pdf]. |
|
| King, Van (n.d.) Personal communcation. |
|
| Atencio, D., Coutinho, J. M.V., Mascarenhas, Y. P., Ellena, J. A. (2006) Matioliite, the Mg-analog of burangaite, from Gentil mine, Mendes Pimentel, Minas Gerais, Brazil, and other occurrences. American Mineralogist, 91 (11) 1932-1936 doi:10.2138/am.2006.2233
Pers. Comm. from Paulo Anselmo Matioli |
|
| [var. Smoky Quartz] Cassedanne, J.P. (1983): Famous mineral localities: The Córrego Frio mine and vicinity, Minas Gerais, Brazil. Mineralogical Record, 14 (4): 227-237 [ p.233] |
|
| [Chalcedony var. Agate] |
|
| (n.d.) |
|
| Cornejo, Carlos, Bartorelli, Andrea (2009) Minerals & Precious Stones of Brazil. Solaris Cultural Publications, São Paulo. |
|
| Bull. Soc. Franç. Minéralo. Cristallo. , 1964, LXXXVII, p. 285. |
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| Menezes da Silva, Victor H.R., Ávila, Ciro A., Neumann, Reiner, Faulstich, Fabiano R.L., Alves, Felipe E.A., de Almeida, Filipe B., Cidade, Tais Proença, Sousa, Sarah Siqueira da Cruz Guimarães (2020) Oxycalciomicrolite, (Ca,Na)2(Ta,Nb,Ti)2O6(O,F), a new member of the microlite group (pyrochlore supergroup) from the Paleoproterozoic São João del Rei Pegmatite Province, Minas Gerais state, Brazil. Mineralogical Magazine, 84 (6) 854-858 doi:10.1180/mgm.2020.74 |
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| Quéméneur, J., Lagache, M. (1999) Comparative study of two pegmatitic fields from Minas Gerais, Brazil, using rubidium and cesium content of the micas and feldspars. Brazilian Journal of Geology, 29 (1) 27-32
Lagache, M., Quemeneur, J. (1997) The Volta Grande Pegmatites, Minas Gerais, Brazil; an example of rare-element granitic pegmatites exceptionally enriched in lithium and rubidium. The Canadian Mineralogist, 35 (1) 153-165 |
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| Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277 |
|
| Spier, C.A., Barros de Oliveira, S.M., Rosière, C.A., and Ardisson, J.D. (2008): Mineralium Deposita 43, 229-254. |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Scipioni Vial, D., Ed DeWitt, E., Lobato, L.M., and Thorman, C.H. (2007) The geology of the Morro Velho gold deposit in the Archean Rio dasVelhas greenstone belt, Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 32, 511–542.
Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277
Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370
Rocks & Min.: 63:43. |
|
| Martins da Pedra collection |
|
| USGS Professional Paper 341B |
|
| USGS Professional Paper 341B |
|
| Cassedanne, Jacques P. (1989) Famous Mineral Localities: The Ouro Preto [Brazil] Topaz Mines. The Mineralogical Record, 20 (3) 221-233 |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
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| Cabral, A. R., Lehmann, B., Sattler, C. D., Pires, F. R. M., & Kaneko, K. (2002). Hg–Tl-bearing manganese oxide from Conta História manganese deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil. Applied Earth Science, 111(2), 123-127. |
|
| USGS Professional Paper 341B |
|
| Hussak and Prior (1900) Mineralogical Magazine: 12: 244. |
|
| |
|
| King, Van (n.d.) Personal communcation. |
|
| Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 168-370 |
|
| Brugger, J., Gieré, R., Graeser, S., and Meisser, N. (1997): Contributions to Mineralogy and Petrology 127, 136-146. |
|
| Brugger, J., Gieré, R., Graeser, S., Meisser, N. (1997) The crystal chemistry of roméite. Contributions to Mineralogy & Petrology, 127, 136–146. |
|
| [var. Smoky Quartz] Erik Vercammen collection |
|
| Aldis, Colin, Gema R. Olivo, and Samuel Morfin. (2022) "LA-ICP-MS Trace Element Composition of Sphalerite and Galena of the Proterozoic Carbonate-Hosted Morro Agudo Zn-Pb Sulfide District, Brazil: Insights into Ore Genesis" Minerals 12, no. 8: 1028. https://doi.org/10.3390/min12081028 |
|
| Aldis, C., Olivo, G. R., Arruda, J. A., & Cevik, I. S. (2022). Proterozoic carbonate-hosted Morro Agudo sulfide Pb-Zn district, Brazil: Mineralogical and geochemical evidence of fluid mixing during the ore stage. Ore Geology Reviews, 141, 104592.
Aldis, Colin, Gema R. Olivo, and Samuel Morfin. (2022) "LA-ICP-MS Trace Element Composition of Sphalerite and Galena of the Proterozoic Carbonate-Hosted Morro Agudo Zn-Pb Sulfide District, Brazil: Insights into Ore Genesis" Minerals 12, no. 8: 1028. https://doi.org/10.3390/min12081028
Slezak, P. R., 2012, Geology, mineralogy, and geochemistry of the Vazante Northern Extension zinc silicate deposit, Minas Gerais, Brazil: M.S. thesis, Queen’s University, Kingston, Ontario (pdf available at https://qspace.library.queensu.ca/handle/1974/7027?mode=full). |
|
| Aldis, Colin, Gema R. Olivo, and Samuel Morfin. (2022) "LA-ICP-MS Trace Element Composition of Sphalerite and Galena of the Proterozoic Carbonate-Hosted Morro Agudo Zn-Pb Sulfide District, Brazil: Insights into Ore Genesis" Minerals 12, no. 8: 1028. https://doi.org/10.3390/min12081028 |
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| Ordóñez-Calderón, J.C. (2019) Application of Data Analytics Techniques to Establish Geometallurgical Relationships to Bond Work Index at the Paracutu Mine, Minas Gerais, Brazil. Minerals 9, 302.
Thorman, C.H., DeWitt, E., Maron, M.A.C., and Ladeira, E.A. (2001): Mineralium Deposita 36, 218-227
Bhuiyan, M.
Esmaieli, K. |
|
| Aldis, Colin, Gema R. Olivo, and Samuel Morfin. (2022) "LA-ICP-MS Trace Element Composition of Sphalerite and Galena of the Proterozoic Carbonate-Hosted Morro Agudo Zn-Pb Sulfide District, Brazil: Insights into Ore Genesis" Minerals 12, no. 8: 1028. https://doi.org/10.3390/min12081028 |
|
| [Chalcedony var. Agate] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Berger, Vladimir I., Singer, Donald A., Orris, Greta J. (2009) Carbonatites of the World, Explored Deposits of Nb and REE—Database and Grade and Tonnage Models . Open-File Report 2009-1139. U.S. Geological Survey doi:10.3133/ofr20091139
Betts, John (n.d.) John Betts website listing.
database and grade and tonnage models: U.S. Geological Survey Open-File Report 2009-1139, 17 p. and database. |
|
| Wilke, Hans-Jürgen (1987) Bisher nur in einem Stück gefunden: Ein Quarz-Zwilling nach (30-32) [So far only found in one piece: a quartz twin after (30-32)]. Lapis, 12 (4) 29 |
- Pedra Azul pegmatite district
| Luis Menezes |
|
| Jour. of South American Earth Sci. 15:709–723 |
|
| Azzi, Andrezza de Almeida (2019) Caracterização cristaloquímica de minerais do Complexo Alcalino de Poços de Caldas – MG [Crystallochemical characterization of minerals from the Alkaline Complex of Poços de Caldas – MG]. Postdoctoral degree, Instituto deGeociências da Universidade de São Paulo. São Paulo. |
|
| Vlach, S. R. F., Ulbrich, H. H. G. J., Ulbrich, M. N. C., & Vasconcelos, P. M. (2018). Melanite-bearing nepheline syenite fragments and 40 Ar/39 Ar age of phlogopite megacrysts in conduit breccia from the Poços de Caldas Alkaline Massif (MG/SP), and implications. Brazilian Journal of Geology, 48, 391-402. |
|
| Horváth, Menezes, Toft ollections - confirmed by XRD & microprobe |
|
| Martins da Pedra collection |
|
| RSA MINERAIS |
|
| Hochleitner, Rupert (1987) Senait-Kristalle aus Brasilien [Senaite crystals from Brazil]. Lapis, 12 (2) 18-19
Cassedanne, J.P. (1986): Senaite from the Fazenda Guariba, Minas Gerais, Brazil. Mineralogical Record 17, 191-195. |
|
| Rob Lavinsky |
|
| Thorman, C.H., DeWitt, E., Maron, M.A.C., and Ladeira, E.A. (2001): Mineralium Deposita 36, 218-227 |
|
| [var. Rose Quartz] Rob Lavinsky photo |
|
| King, Van (n.d.) Personal communcation. |
|
| Mineralogical Record (1977) 8:382-387 |
|
| Revista Brasileira de Geociências 30(2):306-310 |
|
| da Costa, M. F., Kyle, J. R., Lobato, L. M., Ketcham, R. A., e Silva, R. C. F., & Fernandes, R. C. (2021). Orogenic gold ores in three-dimensions: A case study of distinct mineralization styles at the world-class Cuiabá deposit, Brazil, using high-resolution X-ray computed tomography on gold particles. Ore Geology Reviews, 104584.
Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277 |
|
| Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277 |
|
| [var. Citrine] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Negrello Bergami, Gustavo, Roberto de Souza Filho, Carlos, Miguel Haddad-Martim, Paulo, Carranza, Emmanuel John M. (2024) The multifractal nature of worldclass orogenic gold systems in greenstone belts: A multiscale approach and case study at the Córrego do Sítio deposit, Rio das Velhas greenstone belt, Brazil. Ore Geology Reviews, 165. 105909 doi:10.1016/j.oregeorev.2024.105909
Lobato, L.M., Ribeiro-Rodrigues, L.C., and Reis Vieira, F.W. (2001): Mineralium Deposita 36, 249-277 |
|
| Silva, G. P., Neto, A. V. C., Soares, M. B., Neumann, R., Alves, F. E. A., & de Souza, T. P. (2022). A multi-methodological approach for mineral exploration and predictive metallurgy: the case of the Pilar gold deposit at the Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 105113. |
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| Thorman, C.H., DeWitt, E., Maron, M.A.C., and Ladeira, E.A. (2001): Mineralium Deposita 36, 218-227 |
|
| dan weinrich |
|
| Dunn, Pete J., Gaines, Richard V., Wolfe, C. Wroe, Barbosa, Carlos do Prado (1978) Epitaxial Wodginite and Cassiterite from Lavra Jabuti, Baixio, Galilea, Minas Gerais, Brazil. The Mineralogical Record, 9 (1) Tucson. 14-18 |
|
| [var. Smoky Quartz] |
|
| Cassedanne, Jacques P., Cassedanne, Jeannine O., Sauer, D.A. (1980) Famous Mineral Localities: The Cruzeiro Mine [Brazil], Past and Present. The Mineralogical Record, 11 (6) 363-370
Rocks & Min.:63:49 & 53. |
|
| Fine Minerals International |
|
| Cabral, Alexandre Raphael, Neto, Atlas Vasconcelos Corrêa (2015) Empirical Bi8Te3 and Bi2Te from the São Sebastião gold deposit, Brazil: Implications for lode-gold mineralization in Minas Gerais. The Canadian Mineralogist, 53 (6) 1061-1072 doi:10.3749/canmin.1500066 |
- São Sebastião do Maranhão
| AmMin 65:183-187 (1980) |
|
| de Oliveira Carmo, I., & Vasconcelos, P. M. (2006). 40Ar/39Ar geochronology constraints on late Miocene weathering rates in Minas Gerais, Brazil. Earth and Planetary Science Letters, 241(1-2), 80-94. |
|
| de Lima, Franciele Vanessa, Gabriela Budemberg, Santiago Henrique Cruz, and André Soares Braga. (2023) "A Collector Promoter for Apatite Flotation in the Serra do Salitre Complex" Minerals 13, no. 5: 599. https://doi.org/10.3390/min13050599 |
|
| Cabri, L. J., Oberthür, T., & Keays, R. R. (2022). Origin and depositional history of platinum-group minerals in placers–A critical review of facts and fiction. Ore Geology Reviews, 144, 104733.
Cabral, A. R., König, S., Eickmann, B., Brauns, M., Tupinambá, M., Lehmann, B., & Varas-Reus, M. I. (2021). Extreme fractionation of selenium isotopes and possible deep biospheric origin of platinum nuggets from Minas Gerais, Brazil. Geology, 49(11), 1327-1331. |
|
| Betts, John (n.d.) John Betts website listing. |
|
| Vital, A. (1980) Ein seltsamer Fund, II. Teil. Die Morphologie des Bündner- und des Cipo-Habitus. Schweizer Strahler, 5, 270-278. |
|
| |
|
| Proctor, K. (1984). Gem pegmatites of Minas Gerais, Brazil: exploration, occurrence, and aquamarine deposits. Gems and Gemology, 20(2), 78-100. |
|
| Chris D. Parkinson et al. , " Ultrahigh-pressure pyrope-kyanite granulites and associated eclogites in Neoproterozoic nappes of southeast Brazil", 2001, Universidade do Estado do Rio de Janeiro, http://akmotoki.tripod.com/2001/Waseda/Cdp.html |
|
| |
|
| [Chalcedony var. Agate] Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA) |
|
| Chris D. Parkinson et al. , " Ultrahigh-pressure pyrope-kyanite granulites and associated eclogites in Neoproterozoic nappes of southeast Brazil", 2001, Universidade do Estado do Rio de Janeiro, http://akmotoki.tripod.com/2001/Waseda/Cdp.html |
|
| [var. Chalcedony] Slezak, P. R., 2012, Geology, mneralogy, and geochenmistry of the Vazante Noorthern Extension zinc silicate deposit, Minas Gerais, Brazil: M.S. thesis, Queen’s University, Kingston, Ontario (pdf available at https://qspace.library.queensu.ca/handle/1974/7027?mode=full). |
|
| Olivo, Gema R., Monteiro, Lena V. S., Baia, Fernando, Slezak, Paul, Carvalho, Igor, Fernandes, Neil A., Oliveira, Gustavo D., Neto, Basilio Botura, Alexandra McGladrey, Adalene M. Silva, Moura, Márcia A., Layton-Matthews, Daniel (2018) The Proterozoic Vazante Hypogene Zinc Silicate District, Minas Gerais, Brazil: A Review of the Ore System Applied to Mineral Exploration. Minerals, 8 (1) 22 doi:10.3390/min8010022
Rafael Hernandes Corrêa-Silva collection
Slezak, P. R., 2012, Geology, mneralogy, and geochenmistry of the Vazante Noorthern Extension zinc silicate deposit, Minas Gerais, Brazil: M.S. thesis, Queen’s University, Kingston, Ontario (pdf available at https://qspace.library.queensu.ca/handle/1974/7027?mode=full). |
|
| Dutra, C. V., & Formoso, M. L. L. (2011). Considerações sobre os elementos terras raras em apatitas. Geochimica Brasiliensis, 9(2).
Sauer, Jules Roger (1982) Brazil - Paradise of Gemstones. Gemological Institute of America (GIA)
various added photos |
|
| Exceptional Minerals specimen |
|
| Rocks & Min.: 63:49. |
|
| Araújo, T. G. R. D. (2018). Fingerprint e estudo cristaloquímico do topázio imperial da região de Ouro Preto (Minas Gerais, Brasil). PhD thesis
Menezes, Luiz Alberto Dias (n.d.) Personal communication. |
|
| Luis Menezes specimen |
|
| Allan, J.E., Coey, J.M.D., Sanders, I.S., Schertmann, U., Friedrich, G., Wiechowski, A. (1989) An occurrence of a fully-oxidized natural titanomaghemite in basalt. Mineralogical Magazine 53, 299-304. |
Taquaral, Itinga, Minas Gerais, Brazil