 | | Report (issue) | | Manandonite Li2 Al4 (Si2 AlB)O10 (OH)8 ° c 2001 Mineral Data Publishing, ver sion 1.2 Crystal Data:...13.769(9) Z=2 X-ray Powder Pattern: Antandrokomby, Madagascar. 6.92 (100), 3.447 (80), 2.376 (35), 4...97 0.48 0.20 14.10 100.22 5.84 (1) Antandrokomby, Madagascar. (2) Do.; combined wet chemical analysis...Distribution: Madagascar. Name: At the Antandrokomby pegmatite, on the Manandona River, Sahatany Valley, For...For the Manandona River, nearby the type locality in Madagascar. Type Material: n.d. References: (1) |  | | 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 |  | Biagioni, Cristian, Meisser, Nicolas, Nestola, Fabrizio, Pasero, Marco, Robyr, Martin, Roth, Philippe, Schnyder, Cédric, Gieré, Reto (2018) Hydrokenopyrochlore, (□,#)2Nb2O6·H2O, a new species of the pyrochlore supergroup from the Sahatany Pegmatite Field, Antananarivo Province, Madagascar. European Journal of Mineralogy, 30 (4) 869-876 doi:10.1127/ejm/2018/0030-2761 | Journal (article/letter/editorial) | | supergroup from the Sahatany Pegmatite Field, Antananarivo Province, Madagascar Article in European Journal...supergroup from the Sahatany Pegmatite Field, Antananarivo Province, Madagascar CRISTIAN BIAGIONI1,*, NICOLAS...discovered in the Antandrokomby pegmatite, Sahatany Pegmatite Field, Antananarivo Province, Madagascar. It occurs...portions of the pegmatitic dikes in the Sahatany Pegmatite Field. Key-words: hydrokenopyrochlore; new mineral...niobium; crystal structure; Sahatany Pegmatite Field; Madagascar. 1. Introduction The pyrochlore supergroup |  | | Journal (article/letter/editorial) | | bones. ..- RECENT MINING AT THE ANTANDROKOMBY PEGMATITE, MADAGASCAR J. W Nizamofl’ A. U.FalsteG’ F. Pezzotu...Earth Science Dept., Adrian, MI 49221. The Antandrokomby pegmatite is a steeply dipping dike located about...kilometers south of Antsirabe, in the Manandona Valley, Madagascar. The dike strikes approximately northeast...observed dimensions of the pegmatite are 350 x 1.2 meters. Geochemically, the pegmatite is classified within...pale green masses up to 10 cm across in massive pegmatite, but it was not found in the miarolitic cavities |  | | Journal (article/letter/editorial) | | pages 387-J93, 1995 The crystal structure of manandonite-zH2 HoNc ZHrxcr* Sruncrs W. Banrvt Department...53706, U.S.A. Ansrnlcr The crystal structure of manandonite-zH2, ffi A-, Li-, B-rich analogueof amesite,...the Li-, B-, and Mn-rich Antandrokomby pegmatite on the bank of the Manandona River near Antsirabe in...mistaken for manandonite by Strunz (1957). As a result, there are several referencesto manandonite in the later...of Na and Ca (0.01 atoms each). Crystals of manandonite were kindly sent to us by A.-M. Fransolet (Universit6 |  | | Journal (article/letter/editorial) | | Antlerite, Utah, 244 Apatite, Bahia, Brazil, 38; Madagascar, 256; Michigan, 96; Ohio, 255 Aquamarine, Minas... Miguel Arrojado Ribeiro Listoa, 47 Arsenic, Madagascar, 256 Arsenopyrite, Colorado, 337; Maine, 412...Part 1,52-53 Dadsonite, Nevada, 128 Danburite, Madagascar, 256 Daniel Bonanza mine, Colorado, 3 11 Datolite...Estes Quarry, Cumberland County, Maine: A New Pegmatite Locality, W. B. Thompson, A. U. Falster, W. B...Estes Quarry, Cumberland County, Maine: A New Pegmatite Locality, 408-18; Minerals of the Brufnado Magnesite |  | | Journal (article/letter/editorial) | | (HgrJJ: A new mercury mineral from Landsberg- Top pegmatite, Custer, South Dakota. The new name reflectsthe..." :3.64 g/cm3 mineral speciesfrom the Tip Top pegmatite,South Da- wlth Z : 8. Optically biaxial positive...is the accepted name for this mineral. J.L.J. Manandonite Euchlorine F. Scordari, F. Stasi,A. De Marco...Fontan, A.-M. Fransolet (1989) Rediscovery of manandonite in the SahatanyValley, Madagascar.Eur. J. Mineral...specimen newly collected from the Antandrokomby pegmatite, Madagascar (type locality)gaveSiO, 23.02,8,O37 |  | | Report (volume) | | Holtite Hulsite/magnesiohulsite Kornerupine Manandonite-2//2 Melanocerite-(Ce) Nagashimalite Peprosiite-(Ce)...Significance 317 Breccias and veins within granite or pegmatite 318 Occurrence and composition 318 Significance...composition Occurrence Leucosphenite Hyalotekite Manandonite Borosilicates with Non-stoichiometric Trigonal...Spositio, George H. Swihart, John A. Tossell, John W. Valley, David J. Waters. Assistance from John Jambor,...Kramer H (1957) Ginorite and sassolite from Death Valley, California. Am Mineral 42:56-61 Anthony JW, Bideaux | | | Report (volume) | | MATHEMATICAL CRYSTALLOGRAPHY 16 1986 570 J.W. Valley H.P. Taylor, Jr. J.R. O'Neil STABLE ISOTOPES IN...ememeenae es 317 Breccias and veins within granite or pegmatite.................c.sceceeeeee eeeeee318 OCCUEPENCE...Spositio, George H. Swihart, John A. Tossell, John W. Valley, David J. Waters. Assistance from John Jambor,...Kramer H (1957) Ginorite and sassolite from Death Valley, California. Am Mineral 42:56-61 Anthony JW, Bideaux...Gowerite, a new hydrous calcium borate, from the Death Valley —~ region, California. Am Mineral 44:911-919 Erd |  | | Book | | acicular crystals of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]...region of Alpine-type clefts along the Torrniq Valley produced small numbers of ilmenite specimens reminiscent...The thin-tabular ilmenite crystals of the Torrniq Valley also form spherical aggregates ("closed roses")...several centimeters diameter. However, many Torrniq Valley specimens labeled "ilmenite" prove upon testing...commonly seen. Mount Blanco mine near Ryan, Death Valley. The Mount Blanco borate deposit is the type locality |  | | Book (volume) | | yegorovite Na4[Si2O4(OH)2]2·7H2O from the Palitra pegmatite, Lovozero massif, Kola peninsula hydrated proton)...MgB6O7(OH)6·2H2O Locality: Chelkar salt dome, Aksai Valley, Aktobe region, Kazakhstan (type locality). Description:...MgB6O7(OH)6·2H2O Locality: Chelkar salt dome, Aksai Valley, Aktobe region, Kazakhstan (type locality). Description:...Locality: Ampanodiana North pegmatite, Tetezantsio-Andoabatokely Pegmatite Field, Andrembesoa Commune...Vakinankaratra Region, Antananarivo Province, Madagascar. Description: Grey grains from the association |  | | Book | | SHAPE program available from Eric Dowty, 521 Hidden Valley Road, Kingsport, Tennessee, 37663, USA. The authors...Al)802o(OH)4*4H20, 0 Syst=? Monte Chiaro, Taro Valley, Italy. H=?, Dvv,=?, Dp=?, VHIE 08c. Veniale &...E Mon. Porcelanous white. Furnace Creek, Death Valley, Inyo Co., California, USA. H=4.5, Djj4= 2.88,...brown. Balangero serpentinite, Lanzo massif, Lanzo Valley, Piemonte, Italy. H=?, Djjj= 2.98, D(;= 3.098,...Translucent dark blue-green, green. Sapucaia Pegmatite, Galileia, Minas Gerais, Brazil. H=6, Djjj=3.60 |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Mineralogical Magazine A. LaCroix, Mineralogie de Madagascar, 1922 P. Embry and Fuller Manual of New Mineral...Mohave and Cochise Cos., AZ; Elmore, Idaho, and Valley Cos., ID; Goldfield, Esmer- 444.2 Silver 3...Wallaroo and Burra-Burra, SA, Australia; Aniseed Valley, near Nelson, New Zealand. Shaba, Zaire; Broken...Brazil, and Czech Republic; minor deposits in Madagascar, Turkey, Romania, Germany, Austria, and Sri Lanka...mines in Keweenaw Co., MI; Cashin mine, Paradox Valley, CO; Michipicoten Is., Lake Superior, ON, Canada; |
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Antandrokomby pegmatite, Manandona Valley, Sahatsiho Ambohimanjaka, Ambositra, Amoron'i Mania, Madagascar