 | | Report (issue) | | The Natural History Museum of Milan and its Madagascar Collection The Museo Civico di Storia Naturale... the museum began paleontologic fieldwork in Madagascar (upper Permian fauna and Jurassic and Cretaceous...fieldwork in Madagascar in 1996 in collaboration with other institu tions in Madagascar, Italy, and the...Pezzotta has spent a total of twenty nine months in Madagascar making geological-mineralogical surveys. In collaboration...both classic and new minerals and gemstones from Madagascar opened at the Natural History Museum in Milan |  | | Show/Event (guide) | | Tucson, AZ 85705 in the center of the Mineral District. The mineralogy section of the mim today hosts...Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania. 14.5 x 5.5 x 3.5 cm... Väyrynenite. Lolu Dahku mine, Roundu Valley, Skardu District, Gilgit-Baltistan, Pakistan. 14.5 x 3 x... Stibiotantalite. Urandu mine, Shigar Valley, Shigar District, Gilgit-Baltistan (Northern Areas), Pakistan...(variety demantoid), Ambanja, Diana, Antsiranana, Madagascar, 14.5 x 8.5 x 4.5 cm, mim specimen #1101: Group |  | | Journal (issue) | | from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail & Jim Spann...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...“rockhounding” that developed immediately following World War II. Mineralogical societies in Texas were first organized...Texas collections. Mineral Collections in Texas-II (2014) The second Mineral Collections in Texas supplement...collected fluorescent minerals in the Karnes Uranium district near my ancestral home in south Texas. Over time |  | | Journal (issue) | | 31. Elbaite, 9.2 cm, from the Barra do Salinas District, Coronel Murta, Minas Gerais, Brazil. Will Johnson...scepter crystal, 7.5 cm, from the Barra do Salinas District, Coronel Murta, Minas Gerais, Brazil. Will Johnson... Figure 47. Elbaite, 4.9 cm, from the Jenipapo District, Itinga, Minas Gerais, Brazil. This crystal shows...scepter crystal, 8.8 cm, from the Barra do Salinas District, Coronel Murta, Minas Gerais, Brazil. Will Johnson...Elbaite crystal, 7.4 cm, from the Barra do Salinas District, Coronel Murta, Minas Gerais, Brazil. Will Johnson |  | | Report (issue) | | Bou Nahas (or Afrou) mine in the Oumjrane-Alnif district near Meknes. Really, though, it’s not that they...============ Beryl, 2.7 cm, from the Gilgit district, Gilgit-Baltistan, Pakistan. The Arkenstone specimen;...specimens, from some unknown site in the Gilgit district of Gilgit-Baltistan (formerly Northern Areas)...scintillating light. Localities include the Sahatany Valley (Madagascar), the Paprok mine (Afghanistan), the...Commune, Ikalamavony district, Matsiatra region, Fianarantsoa Province, Madagascar. Ray says that the pocket |  | | Catalog/List | | 10:00 AM – 5:00 PM CT Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Session...5:00 PM ET LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Thursday...grow. 73001 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) Looking almost like...com/6150 73002 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) For those that have...750 73003 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) As if Momeik doesn’t |  | | Journal (issue) | | Collection DR. ART SOREGAROLI Collecion Mindat Madagascar Symposium Trip Report Page 5 By Ida Chau Mindat...started at Madagascar capital city Antananarivo. The First Day we drove to the town Antsirabe and visted...rose quartz. Day 3 we visited pegmatites in Sahatany Valley, a famous area for multi-color tourmaline,...inclusions in agates is given by McMahan (2009) in “Agates II”. The following explanations provide an overview...chlorite, serpentine, talc, prehnite, datolite, epidote, apophyllite, chrysocolla Carbonates Sulfates |  | | Catalog/List | | Signature® Internet Session 2 Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 (HERITAGELive...Topaz Klein Spitzkopje, Spitzkopje Area, Karibib District, Erongo Region, Namibia Klein Spitzkopje in Afrikaans...57007 Jeremejevite Ameib Farm 60, Usakos, Karibib District, Erongo Region, Namibia Jeremejevite crystals...Cuprite Onganja Mine, Onganja, Seeis, Windhoek District, Khomas Region, Namibia One of the iconic Cuprite... 57009 Cerussite Kombat Mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia Kombat Cerussites |  | | Report (issue) | | of a liddicoatite crystal from Anjanabonoina, Madagascar. Photo by Bild & Text Mager Dedicated to Dr...fact, Malagasy tourmaline was used during World War II in pressure gauges for submarines (personal communication...Bronze-brown; streak: yellow-brown; luster: vit district Corinthia in Austria and Slovenia, dravite is...natural radiation. Yellow elbaite from Tsilaisina, Madagascar contains up to 8.9 weight percent MnO (Dirlam...Brazil; Sahatany Valley pegmatite district in Madagascar; Nigeria; Namibia; Nuristan Valley, Afghanistan |  | | Journal (issue) | | Hist. Los Angeles, CA Steven R. Morehead Green Valley, AZ Donald R. Peacor University of Michigan Ann...Mineralogical Record, volume 39, May–June, 2008 Epidote and Associated Minerals from Green Monster Mountain...Douglas C. Toland and Thomas R. Hanna World-class epidote crystals were first found on Green Monster Mountain...prospectors looking for copper in the early 1900s. The epidote specimens occur within a skarn complex on privately...and difficult places at which to collect. The epidote crystals occur in many habits and sizes, and commonly |  | | Journal (issue) | | from left: Liddicoatite, 7 cm, from the Sahatany Valley, Madagascar. Collected by Federico Pezzotta; Antonio...Ben DeCamp photo. Iolite, 4 cm, from the Entia Valley, Australia. Collected by George Stacy; Jeff Scovil...in 1868, a crystal cavity was discovered in the valley of the Tiefen Glacier that gave entirely new meaning...party of mountaineers was working its way up the valley of the Tiefengletscher (Tiefen Glacier), in the...the Canton Uri. On the northern side of the valley rose a mountain known as the Gletschhorn. A Berne pharmacist |  | Novák, M., Prokop, J., Losos, Z., Macek, I. (2017) Tourmaline, an indicator of external Mg-contamination of granitic pegmatites from host serpentinite; examples from the Moldanubian Zone, Czech Republic. Mineralogy and Petrology, 111 (4) 625-641 doi:10.1007/s00710-017-0512-4 | Journal (article/letter/editorial) | | rocks (group A) of anatectic or metasomatic origin, (ii) subhomogeneous to simply zoned barren pegmatite...of pegmatite solidification (Novák et al. 2012); (ii) post-emplacement stage of contamination of pegmatite...structure in various pressuretemperature conditions, (ii) common occurrence in different stages of pegmatite...orthogneiss, quartzite, amphibolite is overlain by (ii) the Varied group, Tourmaline, an indicator of...2015b): (i) pre-Variscan (metamorphosed) pegmatites; (ii) several types of simple anatectic (abyssal) pegmatites; |  | | Journal (article/letter/editorial) | | hydrothermal beryl II and phenakite II occur in miarolitic pockets (paragenetic type II). Secondary hydrothermal...elevated contents of Na, Cs, Mg, Fe, Sc in beryl I and II; Na, Ca, Mg, Fe, Al in bazzite III; REE in milar...magmatic Be-minerals within a single pegmatite district is exceptional and it is constrained by variable...Kožichovice I,II; POZ – Pozďátky; KLU – Klučov III; OKR – Okrašovice; CIM – Číměř I,II; KRA – Kracovice...geochemically primitive allanite-type pegmatites, and (ii) more evolved euxenite-type pegmatites (Novák et |  | | Book | | -~~1---------- 1960-2015 by Thom.as P. Moore Volume II I-Z Published by the Mineralogical Record, Inc....Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...yellow fluorapatite, as well as good specimens of epidote, pyroxene, magnetite, titanite and other species...crystals of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]. Beginning...region of Alpine-type clefts along the Torrniq Valley produced small numbers of ilmenite specimens reminiscent |  | | Journal (issue) | | FineMineral.com APATITE Nagar, Hunza Valley, Gilgit District, Northern Areas, Pakistan, 11.5cm. Fine...Thomas P. Moore3 Wendell E. Wilson4 The N’Chwaning I, II and III mines in the Kalahari Manganese Field have...from the N’Chwaning I mine, christened N’Chwaning II, began producing ore and specimens, and the roster...to the occurrences of the N’Chwaning I, N’Chwaning II and N’Chwaning III mines, the better to help collectors...specifically to I, II or III but say simply “N’Chwaning mine”; or, worse, they give attributions to I, II or III |  | | Journal (issue) | | | Update on Rhodizite-Londonite from Manjaka, Madagascar | Sphalerite from Balmat, New York, USA | Tourmaline...https://gem-a.com/component/ edocman/media-kit. ii Cert no. TT-COC-002454 © 2023 Gem-A (The Gemmological...India and by Danet et al. (2012) in samples from Madagascar. Both authors described arrays of flat inclusions—...Inclusions in aquamarine from Ambatofotsikely, Madagascar. Gems & Gemology, 48(3), 205–208, https://doi...Manjaka, Madagascar Since 2016, the renewal and approval of all mining licences in Madagascar have been |  | | Journal (issue) | | pegmatite, Madagascar ..................................191 by W. E. Wilson The Port Radium district, Northwest...into use as ground support devices after World War II. These bolts are inserted into overhead drill holes...road crosses a small creek, then climbs into the valley toward the house of Jose Moreira. About 700 meters...granitic pegmatite, mined sporadically since World War II. It measures about 20 meters thick, strikes east-west...pegmatite is located in the Jequitinhonha river valley near the town of Ara^uai. It is an albitized heterogeneous |  | | Book | | doktorskich i 15 habilitacyjnych. Wkrótce po wybuchu II Wojny Światowej działalność wszystkich wyższych uczelni...Sankt-Petersburgu eksponowany jest dar Katarzyny II z 1789 r. - bryła malachitu o wadze 1504 kg. Rekordowej...Sankt-Petersburg, which was a prescnt form Catherina II. The biggest discovered błock was 6x3 m, and its...pozyskiwania i obróbki żelaza miało miejsce w połowie II tysiąclecia p.n.e. na terenach pańsnva Hetytów i...następuje to począwszy od V1 w. p.n.e., a w Skandyna"ii i w północno wschodniej Europie jeszcze później |  | | Journal (issue) | | "Ambrasian Collection." of Archduke of Tyrol, Ferdinand II (l529-l595), parts of it were transferred lo Vienna...JI••·---� --- --- -- --- A,,.p..1 a.__ ./&l:.,.II/lal J �� - intention of acquiring new species...�--�-�'-'- Nephrite bowl, 13 cm high. Baikal Lake district. Inv. No. A.y.952, from the estate of Earl Moritz...Inv. No. L2199, L2200, belonging to Tsar Nikolay II before. Photo: A. Schumacher discoveries at the...to the Austrian state. The outbreak of \¼>rld War II brought a slowdown in scientific activities and in |  | | Journal (issue) | | taken from European Compound . . . . . . . 82 Plate II Mill Building housing Washing Plant 82 Plate III...I. Minerals or Rocks younger than 485 m. y. . • • II. Minerals of the 485 m.y. Age-group . . III. Minerals...Lower Cretaceous. 3. Samarskite, Bejarafara, Madagascar-(chemicaI analysis 16 ) uncorrected age: 255...the conventional age is in error by about 250 m.y. II. Minerals of the 485 m.y. Age-group A remarkably...near 485 m.y .. (Lower Cambrian) is known from Madagascar and East Africa. l. Uraninite, Bemasoandro,Nladagascar-(lead |  | | Journal (issue) | | gressman@minrec.org Articles The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian...the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different angle...cell.: +43 (0)664 4047940 The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian...discoveries in Brazil, California and the Himalayas. The district has produced over 50 different mineral species...Zabaykalsky Krai, Eastern Siberia, Russia. The district is on the Russian side of the border between the |  | Čopjaková, Renata, Prokop, Jiří, Novák, Milan, Losos, Zdeněk, Gadas, Petr, Škoda, Radek, Holá, Markéta (2021) Hydrothermal alteration of tourmaline from pegmatitic rocks enclosed in serpentinites: Multistage processes with distinct fluid sources. Lithos, 380. 105823pp. doi:10.1016/j.lithos.2020.105823 | Journal (article/letter/editorial) | | particularly in the more evolved pegmatites, and (ii) fluids infiltrated/diffused from host rocks (Mg...lepidolite, cookeite, borocookeite, dickite and epidote-allanite, has rarely been reported from granitic...Oslavany II) and more evolved, complexly zoned pegmatite dikes with Be -p minerals (Věžná II, Věžná I);...calc-silicate rocks. Both ro groups are overlain by (ii) the structurally highest Gföhl Unit comprising felsic...(metamorphosed) pegmatites (Novák et al., 2013); (ii) several types of simple anatectic (abyssal) pegmatites |  | | Report (issue) | | done world tenowned work on the pegmatit.es of Madagascar and bu beln msttumental. in the discovery of...stored in his house in San Piero. During World War II, Adam served in the Dutch Army directing Far East...hotel is located in the heart of the pegmatite district in the village of Cavoli, which boasts a wonderful...plagioclase, biotite, muscovite, and tourmaline. Complex II extends along the coast between Terranera and Rio...outcrop along the separation line between Complex II and Complex III. Complex IV includes most of central-eastern |  | | Journal (issue) | | Museum Toronto, Ontario Steven R. Morehead Green Valley, AZ Donald R. Peacor University of Michigan Ann...modified from Price and Douglas (1972) and Peck and Valley (2000). staff in 1983. Over the next decade, approximately...chabazite ➞ thomsonite ➞ mesolite ➞ analcime ➞ calcite(II) ➞ illite. At locality 44, pseudomorphs of albite...Minerals quarry at Blue Mountain, Lot 20, Concession II, Methuen Township, Peterborough County, Ontario,...etched feldspar with calcite, fluorite, cerian epidote/allanite-(Ce), chlorite and pyrite. Nepheline in |  | | Book | | and daring pioneer expedition to the great Rift Valley of East Africa in 1892-3. The expedition which...mapping in the Highlands and part in the Midland Valley. In the Western Highlands he and Richey established...paper on the tectonic evolution of the Midland Valley of Scotland contained ideas that had been germinating...and structure of the Moine Schists in the Morar district, western Inverness-shire. Abstract. Proc. geol...Surv. G.B., 34. Commercial mica in Scotland. Pt. II: Preliminary description of some occurrences north |
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Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar