 | | Journal (issue) | | January 1998 ISSN: 1355-4565 Turquoise from Hubei Province, China Qi Lijian, FGA, DGA, Yan Weixuan, FGA,...The turquoise deposit in Yunyang district, Hubei Province, China, is characterized by its large scale, complex...secondary leaching Introduction unyang in Hubei Province, located in the eastern section of the Qinling...Neolithic Age, located in Yongjing County, Gansu Province, China. This indicates a mining history of about...crossed polars, x60. x60. Turquoise from Hubei Province, China 3 3 Table I: Chemical compositions of |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, “Famous mineral localities: the Old Yuma mine,” in vol....period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro...and Mining Company for the sum of $558,000. The mine is now owned outright by the Federal Government |  | | Journal (issue) | | | w w w. FineMineral.com Tourmaline Cruzeiro Mine, Brazil. 19.5 cm Fine Minerals International proudly...greenmountainminerals.com BA R I T E 12 X 8” Parkside Mine, Frizington Copeland, Cumbria, England, UK Photo...Ipatinga; GN, Guanhães. Road numbers are in blue. Province. It can be reached via an eastern and a western...the deposits are hosted by a mafic metavolcanic schist metamorphosed to the amphibolite facies. Such rocks...gems and minerals belong to the Eastern Pegmatite Province, and are located within a radius of about 50 km |  | | Report (issue) | | ller quwtities being obtained from Argentina, Bolivia, and Nev\-T Sout.h \~Tales. By 1911, wolfram mining...ined l1ntil 191.6, when the {Jnit.e d States and Bolivia too.k tl1e lead. Othei1· producing countries in...••• ••• United States ••• Argentina (exports) Bolivia (exports) ... ' Peru ••• ••• Ohina~i: ••• •••...occtu· are, in descending order, . gab bro, mica-schist and greisen, * veined with ,vl1ite quartz. Some...val11able when they pass upwards from the mica-schist into the gabbro. Tungsten ore is generally a by-product |  | | Report (issue) | | GEOLOGICAL SURVEY MINERAL RESOURCE BIBLIOGRAPHY FOR BOLIVIA by Keith R. Long1 , Jane S. Ciener2 , Fernando...U.S. Embassy, La Paz, Bolivia. 4 Servicio Geologico de Bolivia, La Paz, Bolivia INTRODUCTION This bibliography...references useful for a mineral resource assessment of Bolivia. In its present form it is a nearly exhaustive...resources, economic geology and areal geology of Bolivia. References pertaining to mineralogy, geochemistry...(Federico), 1950, Nuevas publicaciones geologicas sobre Bolivia: Mineria Boliviana, v. 7, n. 53, p. 7-8. Earth |  | | Report (issue) | | category ........ Estimated cumulative and annual mine production of tungsten contained in ore and concentrate—...also recovered from placer deposits. Most current mine production of tungsten is from vein/ stockwork,...accounted for over three-fourths of the world’s mine production of tungsten. China alone produced about...new mines in Brazil and boosted production in Bolivia, Japan, and Spain. In the 1950’s, during and after...resulted in numerous mine closures (estimated at 85 percent of Western world mine capacity). In some cases |  | | Report (issue) | | elbaite crystals with lepidolite from the Golconda Mine in Minas Gerais, Brazil by Eberhard Equit, 1993...circa 1910 view of the old mine portal on the north side of the Himalaya Mine in San Diego County, CA....An 11 cm tall elbaite group from the Pederneira Mine in Minas Gerais, Brazil. The bottom of the group...Graeber Right: this dravite from the Mikhaylovskoye Mine in the Transbaikal Region of Russia is 4.5 cm tall...[Fe}+Al] Al6 Si6O 1 s (BO3 ) 3 (OH)3 (OH) Cruzeiro Mine in Minas Gerais, Brazil; Dobra Voda in western Moravia |  | | Journal (issue) | | complexes in the Nuba Mountains, South Kordofan Province 36 Distribution of midplate volcanic rocks across...determination on a basalt from near Gedaref, Kassala Province (Grasty, Miller and Mohr, 1963) but the first...1971), and two basalts from Kerma in Northern Province (Berry and Whiteman, 1968; Whiteman, 1971). Six...reported verbally on _ others from Sinkat and Gebeit Mine in the Red Sea Hills. However, this useful method...terrains. In the north-eastern Sudan in Red Sea Province, and ex tending northwards into Egy.pt and southwards |  | | Journal (article/letter/editorial) | | 1-2 p.p.m. of tungsten as the normal content of a schist. No details are available of any previously reported...Quartzite, Kampala, Mengo SG 11 Mica-schist, Kampala, Mengo SO 12 Mica-schist, Mitala Maria, Mengo SG 1.3 Phyllite...Namatamba, Sing< SG 7 Quart&e, Mwezi, Singo SC 8 Mica-schist, Entebbe, Mengc1 SG 1 SG 2 SC 3 2.5 2.3 4-8 6...Hornfels, Lwanda, Masaka 12.5 SG 21 Schist, Lwanda, Masaka 25-O SG 22 Schist, Lwanda, Masaka 4-O SG 23 Phyllite...6 SC 25 Phyllite, Gayaza, Ankole 5.0 6.2 SC 26 Schist, Gayaza, Ankole SG 27 Phyllite, Nangura, Kigezi |  | | Report (issue) | | contains clasts up to 10 cm of granitic rock, slate, schist, chert, felsic volcanics; minor shale is locally...THE CHILKAT-PRINCE OF WALES PLUTONIC PROVINCE (Cretaceous); Province informally named by Sonnevil (1981);...ROCKS IN THE CHILKAT-PRINCE OF WALES PLUTONIC PROVINCE (Cretaceous)--Aureoles around plutons of the Chilkat-Prince...Chilkat-Prince of Wales plutonic province on Kosciusko and northern Prince of Wales Islands; age is that...polygonally jointed with vesicular tops. Age is late Kami an to late Norian based on 22 fossil collections |  | | Journal (article/letter/editorial) | | weakly-foliated plagioclase (An 48)-garnet-quartz-biotite schist from nr. Holleton, W. Aust. University of Western...garnet-plagioclase (An 49)-quartz-staurolite-biotite schist from Chittering, W. Aust. University of Western...biotite-garnet-quartz-plagioclase (An 38)-anthophyllite schist from nr. York, W. Aust. University of Western Australia...garnet-biotite-plagioclase-quartz gneiss from NiseTakato, Kami-ina-gun, Japan (Miyashiro, 1956, No. AM-540812-6A)...Fine grained garnet-plagioclase-biotite-quartz schist from Nyuzyo, Iritono-rnura, Japan (Miyashiro, 1953 |  | | Report (issue) | | Kamioka-cho) . Geologic map of Tochibora district, Kamioka Mine, Gifu Prefecture . idealized sketch of an inclusion...Honshu 1974; Yamapa, Katada a al„ 2 Crystalline schist jr. ~| Late Paleozoic strata (Compiled from...part of the cordierite zone are properly named schist, for which Japanese geologists have traditionally...biotite zone. b2: Chlorite-garnet-biotite-muscovite schist (YH55050309) from the southeast of Tatsuno out...out b3: Biotite-muscovite-microcline schist (YH54081411) from the north of Shioda. Higher grade of the | | | Journal (article/letter/editorial) | | from chert, 21: Mica schist (pelitic), 22: Mica schist (psammitic), 23: Quartz schist, 24: Gneiss (pelitic)...Hy: Hiyosawa, Ih: Ichihara, In: Inoshikori, Ka: Kami-Awashiro, Ko: Kobayashi, Kt: Kakinotaira, Ky: Kashiyage...化 し た もの で あ ろ う。 地 Asakusa浅 Hanare‑yama離 原 Kami‑Awashiro上 粟 代 Makinoshima牧 ノ島 Naka‑Shitara中 |  | | Journal (article/letter/editorial) | | newly found in the type locality of the Sanbagawa schist in the Kanto Mountains, Japan. The composite inclusions...3 ± 1.6 Ma as the younger part of the Sanbagawa schist in this region. This paragonite–clinozoisite association...metamorphism of the type locality of the Sanbagawa schist. Moreover, the clinozoisite–paragonite composite...Mountains, including the type locality of ‘Sanbagawa’ schist, belong to the Shimanto HP belt, although Koto...present study, the term ‘Sanbagawa schist’ is used rather than ‘Shimanto schist’. This study reports the occurrence |  | | Journal (article/letter/editorial) | | ore sulfides from the minerals deposits in the province of ilmeniteseries granitoids in Japan are usually...usually lower than ±0 ‰, while those in the province of magnetite-series granitoids in Japan are generally...Hokkaido -7.1 Hokuryu Hokkaido -3.9 Sanru Hokkaido -3.5 Kami-Oumu Hokkaido -5.8 Ryuo Hokkaido +5.7 Meiji Hokkaido...be depleted in 34S (Hokuryu –7 ‰, Sanru –4 ‰ and Kami-Oumu –3 ‰). These low values may have been caused...value of stibnite in clayey veins in green schist and mica schist in Sanbagawa metamorphic rocks at the Kouboushi | | | Journal (article/letter/editorial) | | of gypsum and black ore depositsin the Wanibuchi Mine, Shimane Prefecture, and dividedthe aureoleintothreezones... Miyaoku deposit, biotite the with south . Kami granite is Wall exposed Alterations areas...which and Fig. are spotted 1. the N found schist, the so‑called schists schists 60° 一70°E and...and Ehime Izumi Median and are dips map schist. around The the ore Line, Ichinokawa of various...graphite‑chlorite sericite schist, serpentine, spotted graphite Geological of crystalline schist of the line. |  | | Journal (article/letter/editorial) | | on repeated experiments on a sample of pelitic schist,and analyses on ten pelitic schists collected from...Index map of the study area. Chi, Chichibu; Kam, Kami‑Imogaya; Kan, Kanra; Min, Minano; Nag, Nagatoro;...variation of1m interval samples along a routeat Kami‑Imogaya. Therouteis shown in Figure3b. The sample...including the boundary between the shuffled‑cards at Kami‑Imogaya. (c) The shuffled‑cards boundarywith fault...section on the boundary between the shuffled‑cardsat Kami‑Imogaya. Threecolumnarsections of Imogaya 1,Inuzuka‑Dosojin |  | | Book (edition) | | tetrahedrite." " , magnetite , "Rikuzen" " ,, "Province." " " ,, pyrrhotite." Iwaki." and in the...relatively small quantities. large quantity in the copper mine of Besshi by the late I. Iwasa, in who succeeded...same observer. 0.1 however limited to Uragawa, Province of Totomi, where a green serpentinous mineral...environs of Kim- Takayama, Mino granite regions ; kami-yama, Omi and Obira, Bungo Pr., Yamaura, Hyuga ...Geographical The Society. abbreviation Pr. stands for Province (A'ltni]. DESCRIPTION GRAPHITE 1. Graphite |  | | Journal (article/letter/editorial) | | Filabres, an E W trending mountain range in the province of Almeria, forms part of the Betic Zone. The...phenomena, though not excluded, cannot easily be proved (KAMI~SCHUURet al., 1978; KAMPSCHUUR, 1975, see however...their development, these were (1) the glaucophane schist facies, (2) the quartz-albite-epidote-almandine...metamorphism under the conditions of the glaucophane-schist facies (EsKoLA, 1929). Subsequently, during D~... metamorphism, and overthrusting. GLAUCOPHANE-SCHIST FACIES ks ][--2~2 ~176176176 ~ock~w,,~,o *r, |  | | Journal (article/letter/editorial) | | andalusite-sillimanite grade. toward the Kainuu schist belt in central Fin land (Fig. 1). This indicates...resulting from volcanic activity. In the Kami-Kittila schist zone of Finnish Lappland, the sedimentary-volcanogenic...dacite-rhyolite as sociations respectively. The Orijarvi-Kami zone, with its characteristic sodic dacite-rhyolite |  | | Report (chapter) | | two wellknown outcrops of the MTL in Ohshika-mura, Kami-ina-gun, Nagano Prefecture, central Japan. This...white gouge (KG02), gouge derived from pelitic schist (KG03) and clayey gouge (KG04) at the Kitagawa...cataclasite is rich in phyllosilicates and has a schist-like appearance. The cataclasite is locally fractured...rock (pelitic schist) Black sandy gouge Clayey gouge White sandy gouge Pelitic-schist derived douge...outcrops and in their vicinity in Ohshika-mura, Kami-ina-gun, Nagano Prefecture: (1) along the main MTL |  | | Report (issue) | | Union of South Africa : Transvaal .•. ••• ••• Cape Province ••• ••• • •• Natal •• • ••• South-West Africa...Congo Mexico ... ••• ••• United States ... ••• Bolivia ... •• • China • • • • •• French Indo-China .....(Cu2S. FeS. SnS2), has, however, been mi11ed in Bolivia, Tasmania and New .South Wales. Oassi.terite is...seller. Tin ores are also bought for delivery at the mine, or shipping port, and advances of cash are frequently...deposits of Malaya, Siam and China, and (2) that of Bolivia. These tw0 areas produced about 85 per cent. o |  | | Journal (article/letter/editorial) | | upper section and the Hitotsunashi conglomeratic schist in'the lower section. The Hayashinodaira formation...Gotlandian age. The Hitotsunashi conglomeratic schist is characterized by abundant pebbles (or pebbly...pebbly blocks) that scatter in the green schist matrix. The pebbles can be classified into two types, A and...formation). The group consists chiefly of green schist accompanied by quartzite. The Natsuyama conglomerates...crystalline schists such as amphibole schist and epidotechlorite schist. The Matsugadaira formation was reported |  | | Journal (article/letter/editorial) | | Nife country, beds of very indurated hornblende schist are met with. In many places surface alluvial deposits...the large area often known as the Equatorial Province. Their nearest relations are the Shuli tribe....Sembo and 'L'utlt Kamasia Umia Lumbwa, etc. Semi Kami Kajulu Tsoso Tiriki Kisungu Ioka ...Wa-Kaki, Timu, Lego, Sakwa, Uyoma, Sembo, Umia, Semi, Kami, Milambo, and Kajulu. Some of these tribes have |  | | Journal (article/letter/editorial) | | F. HAGNER EXPLANATION r ^ o r i s Gncissond Schist Amphibolile C{onite C{onrte Adomellite Chornockit...has describeda garnetbearing quartzose-biotite schist progressively replaced by granite aplite in which...the refractive index of biotite from 1.633in the schist to 1.657in the granite. Biotite indices from b...metamorphic conditions, an Fe-rich biotite in a biotite schist should becomeunstable and progressivelymore Mg-rich...which hornblende first begins to develop in the schist, the first crystals to form would be relatively |
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