 | | Journal (article/letter/editorial) | | PLATE II THn AunnrcAN MlxnnALocIST Vor. I AUGUST. 1916 No. 2 SOME MINERALS FROM MADAGASCAR AS DESCRIBED...treatment, may more particularly attract you, as ii represents a field of mineralogic developrnent allied...at our previous meeting. The immense island of Madagascar lies to the eastward from Africa, at a distance...gem-stone. It occurs in quite striking examples in Madagascar. Lacroix has collected very beautiful crystals...south of Ahkaratra, upon Mount Vohitromby near Antsirabe. This locality is especially rich in specimens |  | | Book | | DE MADAGASCAR ET DÉPENDANCES GÉNÉRAL GOUVERNEMENT LES PIERRES A par PRÉCIEUSES MADAGASCAR M. ...Trimestre 1906) LES PIERRES à PRÉCIEUSES Madagascar PIERRES PRÉCIEUSES LES Etat actuel de la...année. vient de A MADAGASCAR pierres précieuses remplir dans à Madagascar la Colonie Cette mission...plus productive, provinces de l’Imerina Vakinankaratra et d’Ambositra ; la seconde constitue plutôt...de Fianarantsoa jusqu’à la mont Vohimirafy (district de nous documenter sur la limite nord de la |  | | 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 (issue) | | DES DES PEGMATITES ENVIRONS D'ANTSIRABÉ A MADAGASCAR PAR Louis DUPARC Professeur à l’Université...GENÈVE 3. FASCICULE PEGMATITES ENVIRONS MADAGASCAR A PAR Louis DUPARC Professeur à l’Université...est certain exploitations elles préface, Madagascar; ne présente quelques lacunes, notamment ...surtout pour but a et la collaboration de Madagascar de et à plus grande amabilité mieux Genève...Lemoine, depuis lors géologique dans le nord de Madagascar. Contribution Indien. à Paris, Thèse présentée |  | | Book (volume) | | ÏLi CEOLC-I: Uoogl. Kerk», *ch( 1 7 ü - ’D-'ir .II. Lei.&n MliMilMIJJUll! LA 1)1! SUPPLEMENT...figurent pas dans ceux-ci. En ce qui concerne Madagascar, d’où documents nouveaux, offrant un intérêt...coloration brun rouge. GISEMENTS ET ASSOCIATIONS Madagascar. — J’ai donné le nom d’ampaugabéite [C. B. CXLIV...ANrHOPHYLLITE-GÉDRITE (ï. p. 035; 1 , T. VI, p. 784). — Madagascar. J’ai rencontré [B. S.M. XXXV. 97. 1912) un...micaschistes mont Bitv). IV, p. 787). — Madagascar. J’ai visité le gisement d’Ambatoarina, d’où |  | | Book (volume) | | Bulletin de le la. Muséum en particulier Madagascar, ai joint le Comptes Société française de...autre quadratique, mais presque cubique, la braunite. II * IV Braunite Mn Mn O Bixbyite Fe Mn O s...suivantes : IV II Mn 2 Mn0 4 Pb Pb0 Haussmannite Minium 2 4 HAUSSMANNITE IV II MrLMnO 4 Quadratique...heymerie a désigné cette substance sous néral. t II, 339 , 1 859) 6 la Réalité Rancié. , qu’il...Na 2 0 CuO + PbO Fe 2 O 3 As 2 O 5 P 2 O 5 ..... II 2 0 Gangue. SiO 2 . )) 0,10 » j )) 0,10 0 |  | | Book | | 80 Emerald and 140 Beryls, as Founda- Part II 86 87 Birthstones, Beryl in India, CHEMICAL AND... Japan, 462 Switzerland, 510 Tanzania 463 Madagascar (Malagasy Republic), Malawi Nepal, 482 513...of cultural the present work astrological Part II lesser extent, a of part to knowledge has been...derived from erald. 5 M. but C. . which to II in the searched the literature for references to...more km) from Coptos passed center for these district, correspond cites a King to the are to Bostock |  | | Journal (article/letter/editorial) | | tabular crystals are found at various places in Madagascar. It is plentiful in carbonatite in the Kovdor...forms huge crystals. At Slyudyanka, Lake Baikal district, Russia, it forms large, dark red-brown (but surprisingly...well-crystallized zinnwaldite with blue microcline (amazonite). Chemical analyses of Pikes Peak zinnwaldites...spessartine and white albite, Little Three mine, Ramona district, San Diego County, California. Figure 9. Dark...California; and several sites in the Franklin mining district, Sussex County, New Jersey. Annite forms tabular |  | | 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 |  | | Catalog/List | | $1. 50. New Mexico Socorro County, Hansonberg district Large white crystal sections, select ....... ...................... . Southern Rhodesia Miami district Yellow-green hexagonal crystal prisms from l"...subcæ-bonate Arizona Yavap~i Co., White Picacho district Yellow powdery to chalky massive veining quartz...Tin oxide New Mexico Sierra County, Black Range district tlStream tin ti Pure banded brown nodular mass...associated with pinite, unusual form ........ . Madagascar Tsihombe Fine smoky blue glassy pieces; transparent |  | | Book | | Chrysocolla 81 Chrysolite 82 Chrysoprase 82 Coral Amazonite (Microcline) Amber (Succinite) Amblygonite 60...Garland, J. Amster of the Compagnie Générale de Madagascar, J. Sirakian of the Taillerie de Royat, and S...exceptional size. These are found in Brazil, Madagascar, California, stan, and Kashmir, for example....local Thal and Cambodian place there, The Po valley in Italy (Milan, maintains its traditional activity...Physical Properties of Gems A tourmaline slab from Madagascar. 20 by 20 cm. G. Becker collection, Idar-Oberstein |  | | 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...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...The thin-tabular ilmenite crystals of the Torrniq Valley also form spherical aggregates ("closed roses") |  | | Book | | metamorphic deposits are found near Passau (FRG), (Madagascar), southern Bohemia (Czechoslovakia); vein deposits...· " 53 w , "'' .' j!l'.' H 0-2 fti ~ ii" . ; Sulphate CaSO4 . 2 H2 O Gypsum 29 From...Linares (Spain), Poniky (Czechoslovakia), Tintic district - Utah (USA). 1. Sideronatrite - long prismatic...,,,,. ,., ' £ ~~i/- • / ~ . -~ ,,.f· ' / , ii,-,v , .~ . _, .. ,. ~ . ·~ i' -~- . ,., ' •)'...jf}:"i,i • i ' R ~ •► ~I ~ kfUi,'I~ ' ~ 59 ' • Ii. ' · ,-,. -,J Silicate (M g,AI, Fe )3 (Al,Si )4 |  | | Book | | the many crystal forms of calcite. 7 a i ■ I II I g 1 I I3 . Perfect models of crystals arc only...earth. Meanwhile the originally hot 11 I ■- I8 II! II I solution becomes cooler and new minerals appear...of course, only for identical adjoining faces. II hi II Crystal Symmetry One of the most striking features...developed. Bj I I I 14 rhodonite axinite a II o gypsum wolframite ntanite augne orthoclase...important clue for identification. \ i 11 ;l II Characteristic striation of [from left to right J: | | | Book | | metamorphic deposits are found near Passau (FRG), (Madagascar), southern Bohemia (Czechoslovakia); vein deposits...Linares (Spain), Poniky (Czechoslovakia), Tintic district — Utah (USA). 1. Sideronatrite — long prismatic...(212), colemanite (301) e Occurrence: rare; Death Valley — California (USA), Inder — Kazakhstan (USSR),...Djelon Lakes (USSR), Epsom (Great Britain), Death Valley — California, and salt lakes in Kruger Hills —...(USSR), Sydenham — Ontario (Canada), (southern Madagascar) e Application: electronics. Biotite — tabular |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....byssolite. Mono- coast of North America: Kobuk River Valley, Alaska, clinic, C2/m, a,b,c = 9.89, 18.20, 5.31...e.g. on Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto...western Sayan Mts., white at Burumskoye, Vitim River Valley, all Siberia, Russia. In many localities in New...Ambohitromby and Tongfeno, S of Betafo, both Madagascar. Tabular crystals to 1 cm in Alpine fissures | | | Book | | [OH(COs)s]o. COLEMANITE Ca [B3;04(OH)s] . 20 Death Valley, California, USA ALUNITE KAI, ((OH) (SO4)2] (Alum...(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...flexible monoclinic beryllium, Maharitra, spodumene Madagascar white whitish, NEReRInE ight pink...zeolite, calcite, axinite hemimorphite, va, Madagascar ZOISITE Ca,Al,[0 OH SiO, Si,O,] Zermatt, Switzerland |  | | Catalog/List | | 1: �:;�\}/\_\-�-�/ - ., . ..- . . ': • ,, ' II � .. # - � • • I -·. • •• HORNBLENDE (Amphibole)... pitch black vitreous mass ORTHITE Island of Madagascar Tsarahartra. Pure, lustrous pitch black with...cerussite xis 'Utah Mine r s ville, near Mi lford. ---ii/early- pure, brown-to- gray massi ve, choice . A.... . . . . l'llexico Durango,· Cerro de Mercado. �II yellow transparent terminated crystals. 1/ 4" to...Calcium potassium silicate. Oregon Lane County, Kings Valley. White-to- transparent tetragonal crystal groups; |  | | Journal (issue) | | resources include coal, copper, tin and zinc. Madagascar has mineral deposits that contain chromite, graphite...a/bite. The white crystals (above) were found in a valley near Cuneo, northern Italy. The splendid pink-tinged...Fluorescence: None M A N E R A L s AM )> SOME AMAZONITE IS GEM QUALITY. OTHER SPECIMENS, THOUGH LESS COMMERCIALLY...NEVERTHELESS OF GREAT INTEREST TO MINERAL COLLECTORS Amazonite (also lmown as amazonstone) is typically a bluish...in colour. It is named after the River Amazon Amazonite is a silicate group mineral which contains potassium |  | | Book | | Commissariat a l'energie atomique. De ce sejour, ii tire une these de doctorat d'Etat en Pharmacia sur...de la Sorbonne, aupres de son «patron» , M. WYART, ii soutient en 1955 une these de Doctorat en sciences...cuivre. Chef de Travaux dans la vieille «Sorbone» , ii y apprend l'enseignement et la joie de faire participer...geochimie, mineralogie, gitologie, petrographie. II devient de plus Professeur de Mineralogie et Gonservateur...Directeur du Service geologique national au B.R.G.M., ii en devient en 1976 Directeur delegue. Vice-President |  | | Journal (volume) | | rose quartz comes from Minas Gerais, Brazil; Madagascar; South Africa; and Maine and other regions of...Asia. In Burma, fine examples are found in the valley of the lrawaddy River, north of the country's capital...main ruby deposits are found in the Umba River valley, northern Tanzania , and in Magadi, Kenya. smaller...Mountains of Russia, the islands of Sri Lanka and Madagascar, and the United States. T A magnificent clump...are found in Uruguay, India, Russia, Sri Lanka, Madagascar, Siberia, Argentina, Italy and the USA. • Crystals |  | | Book (edition) | | Mineralogy-Dictionaries. I. Rapp, George Robert, 1931joint author. II. Weber, Juµus, joint author. III. Title. 1 QE355...Data: Determinative Tables," Third Edition, Vol. II, by Donnay et al., American Crystallographic Association..."Elements of Optical Mineralogy," Fourth Edition, Part II, Descriptions of Minerals, by A. N. Winchell and...Strunz, 1957. "Mineralogy of Rare Elements," Volume II of Geochemistry and Mineralogy of Rare Elements and...Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma mine, Clear Creek County; |  | | Book | | Australia at Kalgoorlie; in the Cripple Creek district, Teller Co., Colorado and in Calaveras Co., California...in Norway and with pyrrhotine in the Sud¬ bury district of Ontario; San Diego Co., California. Treatment...quartz veins. Localities. Poorman mine. Silver City district, Owyhee County, Idaho. Freieslebenite Ag5Pb3Sb5S12...pseudomorphous after wood, is found in the Virgin Valley area of Nevada. Recently white opal has been found... Germany; Altar, Son¬ ora, Mexico; the Empire district, Nevada; Australia. Treatment. Avoid acids; clean |  | | Book (edition) | | Mineralogy-Dictionaries. l. Campbell, Thomas J. III. Title. II. Rapp, George Robert, 1930QE355.R6 1990 89-5633 549'...Crystal Data: Detern1inative Tables, 3d. ed., Vol. II , by Donnay et al. (American Crystall ographic Association...1956. Elen1ents of Optical Mineralogy, 4th ed., Part II , Descr;prions of 1\linerals, by A. N. Winchell and...Colorado at the Pelican Dives m.ine, Silver Plume district, and at the Little Emma mine, Clear Creek County;...lode, Summit County, and in the Cripple Creek district. It is also found in Canada; Mexico; Bolivia; | | | Book (edition) | | cm. ISBN 0-442-27681-8 1. Mineralogy—Dictionaries. II. Rapp, George Robert, 1930QE355.R6 1990 549’ .03’21—dc19...Crystal Data: Determinative Tables, 3d. ed., Vol. II, by Donnay et al. (American Crystallographic Association...(Wiley-Interscience, 1964). Mineralogy of Rare Elements, Volume II of Geochemistry and Mineralogy of Rare Elements and...Colorado at the Pelican Dives mine, Silver Plume district, and at the Little Emma mine, Clear Creek County;...lode, Summit County, and in the Cripple Creek district. It is also found in Canada; Mexico; Bolivia; |
|
Maharitra, Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar