 | | Report (issue) | | brucite of yore from the Tilly Foster mine in New York or Wood’s Chrome mine in Pennsylvania. In that the new...suggests material found in 2005 in the N’Chwaning III mine in South Africa, but N’Chwaning brucite is graywhite...fine cerussite specimens from the old Monteponi mine, Sardinia, Italy, which Tomek Praszkier of Spirifer...finds in the 1980s in an old, presumably unnamed mine on the property of the Piquín farmhouse in Córdoba...little things from the Jeffrey mine, Asbestos, Quebec: the enormous asbestos mine closed for good at the outset |  | | Journal (article/letter/editorial) | | Washington, DC 20560 pohwatp@si.edu Vgvtcjgftkvg Cavnic, Romania T he minerals of the tennantite group are...complex tetrahedrite crystal on matrix from Cavnic, Romania. Carnegie Museum of Natural History specimen...National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...calcite, dolomite, siderite, barite, fluorite, and quartz. Associates also include the rare minerals zinkenite...tetrahedrite and pyrite specimen from the Anchor mine, Park City, Utah. The specimen was in the stock |  | | Journal (article/letter/editorial) | | Cirotan (Indonesia), Orcopampa (Peru) and Cavnic (Romania). In these deposits, the manganiferous minerals...zone close to the nucleus, that also comprises quartz, “adularia” and sparse sulfides. Within this Mn...sequence. The intermediate zone (the quartz–sulfide zone) consists of quartz–sulfide sequences, with minor Mn...silicates. Each sequence begins with finegrained quartz, indicating a high rate of nucleation, which becomes...sequence. Chlorite and sulfides are associated with quartz at the end of this zone. The external zone of the |  | | Journal (issue) | | Front cover: Sulfur on Aragonite, 25 cm Cozzodisi mine, Casteltermini, Agrigento, Sicily, Italy. Adalberto...Magdalensburg (Carinthia, Austria), where a series of quartz crystals were found at a settlement that can be...(Lombardy, northem Italy), a transparent and perfect quartz crystaldoubly terminated and about 2.5 cm in diameter-was...foothills of the Lombardy Alps (Pezzotta, 1999), where quartz occurs in a deposit very similar to that of the...the Sicilian sulfur deposits; so-called "fenster quartz" of Porretta Terme; gypsum and other minerals of |  | | Journal (issue) | | Pyromorphite from the Bunker Hill mine, Idaho; Wulfenite from the Red Cloud mine, Arizona; Calcite and Fluorite...Fluorite from the Elmwood mine, Tennessee; Aquamarine from Pakistan; Wire Silver from Kongsberg, Norway;...in Calcite from the Tsumeb mine, Namibia; Novacekite from the Brumado mine, Brazil; Elbaite from Nuristan...San Benito County, California; Spinel from Mogok, Burma; and Emerald from the Coscuez mine, Colombia....aquamarine (right), 5.1 inches, from the Pioniera mine, Minas Gerais, Brazil; Freilich Collection. ♦ 4 |  | | Journal (issue) | | Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection; Jeff Scovil...Wulfenite, 5.4 cm, from the Defiance mine near Gleeson, Cochise County, Arizona. Ken Donn photo. 6 Supplement... Summit County, Colorado. Ken Donn photo. Wulfenite (hot-pink), 3.7 cm, from the Glove mine, Tyndall...Tyndall district, Santa Cruz County, Arizona. Collected in 1958; Ken Donn photo. Chalcedony on chrysocolla...azurite, 4 cm, from the Inspiration mine, Globe-Miami district, Gila County, Arizona. Ken Donn photo. Cerussite |  | | Journal (volume) | | of euhedral schulenbergite at the Penberthy Croft Mine, Cornwall. Journal of the Russell Society, 19, 34–35...and Pacey, A. (2016). Segnitite from Weardale, County Durham. Journal of the Russell Society, 19, 39–42...Famous British Mineral Localities: Penberthy Croft Mine, St Hilary, Cornwall, England. UK Journal of Mines...microtonalites (Le Bas, 1968). They are now described as quartz-diorites and tonalites (Worssam and Old, 1988;...hornblende set in a granophyric ground mass of quartz and alkali feldspar. This mineralogy has been extensively |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Bishop copper prospect near Lynch Station, Campbell County, Virginia . . . . . . . . . . . . . . . . . . ...Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . . . . . ...BISHOP COPPER PROSPECT near Lynch Station, Campbell County, Virginia Henry Barwood Route 3, Box 144 Auburn...white quartz breccia recovered from the dumps of this small mine. Local collectors reworked the mine dumps |  | | Book | | AFRICA widely in Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described |  | | Book (volume) | | Jankovié Albania by E. Pumo, V. Melo and B. Ostrosi Romania by V. Ianovici and M. Borcos Bulgaria by B. Bogdanov...phosphates, borates, potash, salt, diamond, graphite, quartz, calcite spar, mica, feldspar, asbestos, talc,...includes Albania, Bulgaria, Cyprus, Greece, Hungary, Romania and Yugoslavia; and Southwest Europe embraces France...genesis : Pre-Hercynian mineralization . and and Romania by V. Ianovici and M. Borcos Introduction by W...metals : : Quartz—fluorite—polymetallic Emacion : Siderite—baryte—sulphide formation Quartz—mercury—alunite |  | | Journal (issue) | | .................................... 17 DAOPING MINE Guanghua Liu and Berthold Ottens .................crystal, 2.1 cm, from the Dadongla (Yunchangping) mine near Tongren, Guizhou Province, China. Marcus Budil...Xikuangshan, the site of the world’s largest stibnite mine. Berthold Ottens is a German dealer and author of...today, near the ancient mine workings, there is a large open-pit copper mine which provides small calcite...1121 B.C. There in 1973 a 3,000-year-old copper mine with smelting facilities was discovered on Mt. Verdigris |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...purine-porphyrine group). a nickel porphyrine. With quartz. rutile, piemontite, sursassite, ardennite, Triclinic |  | | Book (edition) | | 20 21 22 23 24 25 26 27 28 29 30 31 Spodumene Quartz Opal Turquoise Lapis Lazuli Jade – Geology and...of glass closely resembling opal in appearance. Quartz, which for many years has been manufactured in...First Edition For two decades, an earlier work of mine – Practical Gemmology – has proved a useful elementary...information on a number of topics, particularly on the quartz gems. Mr J Asscher, Jnr, of Amsterdam checked the...pyroxenes, the amphiboles, the micas, the feldspars and quartz. Broadly, these minerals represent the range from |
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Boldut Mine, Cavnic, Maramureș County, Romania