 | Simmons, W. B., Pezzotta, F., Falster, A. U., Webber, K. L. (2001) Londonite, a new mineral species: the Cs-dominant analogue of rhodizite from the Antandrokomby granitic pegmatite, Madagascar. The Canadian Mineralogist, 39 (3) 747-755 doi:10.2113/gscanmin.39.3.747 | Journal (article/letter/editorial) | | RHODIZITE FROM THE ANTANDROKOMBY GRANITIC PEGMATITE, MADAGASCAR WILLIAM B. SIMMONS§ Department of Geology and...in the Betafo region south of Mahaiza, all in Madagascar. Londonite occurs in the inner zones and in miarolitic...rhodizite, Antandrokomby, Ampanivana, Antsongombato, Madagascar. SOMMAIRE La londonite, (Cs,K,Rb) Al4 Be4 (B...dans la région de Betafo, au sud de Mahaiza, au Madagascar. La londonite se présente dans les zones internes...rhodizite, Antandrokomby, Ampanivana, Antsongombato, Madagascar. INTRODUCTION Recent investigations of new finds |  | | 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 |  | | Journal (article/letter/editorial) | | Mozambique belt in East Africa. Mozambique and Madagascar and within the Damara sequence in Namibia and...h a r m Pan-African Anihlvgonite-montehrasitc Pollucite Xcnotinic Columbite-tantalite Equatorial central...equatorial, central and southern Africa, including Madagascar, where the senior author has investigated numerous...Mommbique belt of East Africa, Mozambique, and Madagascar, and in the Damaran of Namibia (Figure 1). One...especially in parts of central and southern Africa and Madagascar distinct geochemical provinces of lithium can |  | | Journal (article/letter/editorial) | | Liddicoatitic Tourmalines ANJANABONOINA DISTRICT, MADAGASCAR T he tourmaline database, like that of most...description of liddicoatite from Anjanabonoina, Madagascar, as the calcium analogue of the well-known gem...does indeed exist, perhaps just not at its type Madagascar locality. So, determining that a crystal is actually...color-zoned crystals at its premier Anjanabonoina, Madagascar, type locality, a source that has produced wonderful...of Antsirabe, Fianarantsoa, Haute Matsiatra, Madagascar. The 55 × 50 × 2-mm slice illustrates a red-dominant |  | | Book | | Japan, 462 Switzerland, 510 Tanzania 463 Madagascar (Malagasy Republic), Malawi Nepal, 482 513...BERYL IN 44 in the material carved in China, Madagascar Pough, beryl is is in existence.” morganite...London contains the finest and largest pink Madagascar faceted morganite known did hundreds of small...color, in Art and Ornament to in be the Madagascar rough. In New contains Patrice, cm St.... in carats, 44 carats. weighing but it Madagascar (2‘/4 cm in patron aquamarine crystal, weighing |  | | Book | | (Stassfurtite) in syenites & pegmatites in Norway & Madagascar crystals vitreous less clear to good transpar... Germany HAMBERGITE Be.[(OH,F) BOs] Imalo, Madagascar orthorhombic colourless, white, yellow, pink...monoclinic beryllium, Maharitra, spodumene Madagascar white whitish, NEReRInE ight pink violet, yellow...zeolite, calcite, axinite hemimorphite, va, Madagascar ZOISITE Ca,Al,[0 OH SiO, Si,O,] Zermatt, Switzerland...seams Props. con- Hardness nH,O Betafo, Madagascar yellowish, white dark brown, brownishyellow |  | | Book (edition) | | Ambohitromby and Tongfeno, S of Betafo, both Madagascar. Tabular crystals to 1 cm in Alpine fissures...metamorphic marble at Ambatoarina, near Ambositra, Madagascar (ambatoarinite). AM 60, 280-284, 1975. ...Metasomatic in metamorphic rocks ("basic skarns") in Madagascar where anhydrite forms large cleavable masses...dist., Malawi. At Ifasina, nearTorendrika, W of Ambositra, with glaucophane, parisite-(Ce), and chevkinite-(Ce)...chevkinite-(Ce), also at Anfekatana, both Madagascar, where bastnasite-(Ce) crystals reach even 20x15 cm. In |  | | Report (issue) | | Addresses Right: Aquamarine Rough from Marijao, Madagascar is sorted in a workshop in Idar-Oberstein, Germany...Assun�io, Portugal. Pegmatites at Mahajamba, Madagascar have yielded beryl crystals to lengths of 3 meters...beryl crystal is a pegmatite at Malakialina, Madagascar, which produced one crystal that was 18 meters...Mandrosonoro, in an undeve loped area of central west Madagascar. I first heard rumors of the place in 1995, when...village of Ambatovita. At the time, I was in Madagascar to study some pegmatites in the Betafo region | | | Book | | pegmatites in Nor way & Madagascar HAMBER GITE Be.[(OH,F) BOJ Imalo, Madagascar less clear to good brittle...Al [(OH,F).Si4Olc>] (Lithium Mica) Maharitra, Madagascar perfect con choidal, brittle cubic, octahedral...ZOISITE Ca.Al,(O OH SiO4 Si2O,] zXmpandandrava, Madagascar EPIDOTE Ca2(Fc,Al)Al2 [O OH SiO4 Si,O7] Knappcnwand...BETAFITE (Ca.Th.U.Cc) (Nb,Ta,Ti)sO, nH.O Bctafo, Madagascar globular, reniform, nodular, concre tions;...magnetite THORT VEITITE ScJSuO.] Befanamo, Madagascar greasy, sub metallic transluc., opaque 5.5- |  | | Book | | minerals. Common in pegmatites in Anjanabonoina, Madagascar. Very fine crystals, up to 20 mm {!-5/32 in)...come from Ambatondrazaka and other localities in Madagascar. Tabular crystals several cm in size, embedded...(Kamituga, Kivu, Zaire; Sri Lanka; Travancore, India; Madagascar etc.). Loparite-(Ce) Perovskite Perovskite...world's best specimens come from many localities in Madagascar (Betafo, Ambatofotsikely etc.), where crystals...come from pegmatites in the Betafo region in Madagascar and from the Alpine-type veins, like Uri, Grimsel |  | | Book | | minerals. Common in pegmatites in Anjanabonoina, Madagascar. Very fine crystals, up to 20 mm ("A; in) known...come from Ambatondrazaka and other localities in Madagascar. Tabular crystals several cm in size, embedded...(Kamituga. Kivu. Zaire: Sri Lanka; Travancore. India; Madagascar etc.). Loparite-(Ce) Perovskite Perovskite...world's best specimens come from many localities in Madagascar (Betafo, Ambatofotsikely etc.), where crystals...come from pegmatites in the Bctafo region in Madagascar and from the Alpine-type veins, like Uri. Grimsel |  | | Book (volume) | | Indo-China to Siam. ee see The pegmatites of Madagascar provide an interesting suite of gem ne als, such...usually opaque, crystals from Tanganyika and Madagascar (Figures 41 and 42). In many ruby crystals the...chrome-rich. Similar red crystals are found in Madagascar at Gogogogo, east of the Linta river in the south-western...Sapphire is also reported to have been found in Madagascar. Gemmy corundum has been mentioned as occurring...over fifty different localities in the island of Madagascar. Of the many localities in the United States |  | | Journal (volume) | | Pan-African age in East Africa, Moza1nbique, Madagascar, and within the Damaran fold belt in Namibia...Mozambique belt in East Arrica, Mozambique and Madagascar and with in the Damara ~equcnce in Nam ibia and...equatorial, central and southern Africa, including Madagascar , where the senior author has investigated numerous...Mozambique belt of East Africa, Mozambique, and Madagascar, and in the Damaran of Namibia (Figure 1). One...especially in parts of central and southern Africa and Madagascar distinct geochemical provinces of lithium can |  | | Book | | gemmy; they reach l 0 cm long (Lapis, 20 (9), 8). MADAGASCAR Betroka-Beraketa,Toliary [Tu.Iear]Prmince. Complex...metamorphic rocks in this region of south-central Madagascar yield many crystallized minerals, and once were...and turns chalky white (Lareida, 1977). AFRICA MADAGASCAR Sambava, near Ambariomiambana, Antsiranana Province...basalt quarry near the northeastem coastline of Madagascar, produced some fine and unusual calcite specimens...spodumene and the rare caesium-dominant zeolite pollucite; however, crystals of any species are almost unknown |  | 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...Brazil, and Czech Republic; minor deposits in Madagascar, Turkey, Romania, Germany, Austria, and Sri Lanka...Llallagua, Biggenden mine, Q, Australia; Fefena, Madagascar; P&J:92, R:710, other localities in Bolivia....near Oberon, NSW, Australia; Amparindravato, Madagascar. BM DI:445, R:778, P&J:131, ABI:110. 3.5.9.2...sapphires some and rubies Battambang, Cambodia. In Madagascar, equant of Antsirabé; are abundant in decomposed |  | | Book | | 178 France 178 India 179 Italy 179 Japan 179 Madagascar 180 Mexico 180 Mongolia 181 Mozambique 183...England to Scandinavia. Deposits in Mozambique, Madagascar, Sri Lanka, and southern India were all adjacent...Volyn district, Ukraine; 10, Mozambique area; 11~ Madagascar area; 12, Ural belt; 13, Pakistan region; 14...Tasmania Czechoslovakia Germany Scandinavia Egypt Madagascar South-west Africa Australia Mex;co Major fraction... as the region was adjacent to Sri Lanka and Madagascar prior to the breakup of Pangaea. 'Today's gem |  | | Book (edition) | | district in Bavaria; southern Bohemia; Korea; Madagascar; Sonora in Mexico eastern Ontario and adjacent...Franklin Furnace, Geraes, Brazil; Ambatofisikely, Madagascar. N. J., with franklinite and willemite; also..."rutilated quartz," from Minas Geraes, Brazil; Madagascar; Tavetch and elsewhere, Switzerland; West Hartford...region in Colorado. Found to the east of Ambositra, Madagascar. 4Ce(OH)CO 3 .3SrCO 3 .3H 2 O. Orthorhombic...forming skeleton-like groups. toarina, near Ambositra, Madagascar. > Orthorhombic? In From Arnba- 1'66 |
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