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| Gemstonesof Peru . TO ' ..J.O[_)(ON '\J./ITI1 KY Be-51 R~GAF-P5 f JaroslavHyrsl Gemstonesof...Gemstonesof Peru GRflnil © 2012 Text by Jaroslav Hyr~I © 2012 Photos by Jaroslav Hycll (166), Fidel Salinas...Coll. Z. Rosales. Photo J Hyrsl. 6 Introduction Peru is a country rich in minerals, with numerous very...Crowley et al. (1997) and most recently in the book "Peru, Paradise of Minerals" (Hyrsl et al., 2011 ). N...deals with faceted gemstones, which are very rare in Peru. And finally, the reader can find the bibliography |
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| Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . ...crystal cluster, 7.3 cm, from near Bapu, Guangdong Province, China. Rob Lavinsky specimen, now in the Tom...recovered from the dumps of this small mine. Local collectors reworked the mine dumps many times in search of...about 325 meters southwest of the Bishop manganese mine. The locality was early on referred to as a “copper...spatially distinct from the nearby Bishop manganese mine. The dumps do not contain significant manganese |
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| 27 No. 6 April 2001 Hte long sein Gemstoncs of Peru Gem quality clinohumite Colour of diamonds The...Longkin worksite, north of323 Pharkant mining district, northern Myanmar. This jadeite had a full green... Gemstones of Peru Dr Jaroslav Hyršl Kolin, Czech Republic ABSTRACT: Gem and ornamental stones from Peru are described...most economically important gems are blue and pink opal, chrysocolla and silicified chrysocolla. Properties...also described. Keywords: blue opal, chrysocolla, gemstones, Peru, pink opal Introduction A 323 lthough |
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| ............................................ 44 Peru...................................................International Gemmological Institute, USA/Belgium; Cody Opal, Australia ; Richard and Mary Lou Osmond, Australia;...ADMINISTRATIVE ASSISTANT Laura Lagana e-mail: ica@gemstone.org ICA GEMBUREAU Ya’akov Almor Fax: +1-734-758-7705...InColor is published and produced quarterly by the ICA. EXECUTIVE EDITORS Jean Claude Michelou Barbara Lipatapanlop...photos, contact the ICA GemBureau at gembureau@gemstone.org, or the editors at ica@gemstone.org ISSN: |
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| Industry News GILC Discusses Treated Spinel, Ethiopian Opal and Tanzanite Gemfields Ends Financial Year with... D International Colored Gemstone Association (ICA) Unit No. 11, 8th Floor Heng Ngai Jewelry Centre...Sushil Goyal Capt. Ramji Sharma Benjamin Hackman ICA Board of Directors Wilson K.W. Yuen, President Jean...barbara@gemstone.org Office Manager Claudiu Margarit ica@gemstone.org Editorial Production Services UBM Asia...InColor go to : www.gemstone.org/incolor or write to ica@gemstone.org www.gemstone.org espite the gray economic |
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| China Working together to increase recognition for ICA members as we promote colored gemstones across the...Hung Hom, Kowloon | Hong Kong To participate in an ICA Pavilion, contact: cherie.yuen@gemstone.org Designed...moves in northern Italy at CIBJO Congress in Vicenza ICA, Hunan aim to establish colored gem center in Changsha...trade and professional organizations, including ICA and CIBJO, regard the term “semi-precious stones”...The fact that only an extremely small part of a mine run can be polished and used in jewelry further |
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| mineral localities, with the minerals found at each mine or locality. Most mining districts and mineral localities...whole, along with those for which the specific area (mine, for instance) is not known. Other minerals, however...however, that occur in a particular part of a larger district or locality, are listed only under the area specified...Antelope District (Mineral Range). Beaver Lake District (Beaver Lake Mountains). Bradshaw District (Mineral...(Mineral Range). Fortuna District (Tushar Mountains). Gordon District (Tushar Mountains). Granite and North |
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| and Washington occur the many types of agate, opal and petrified this region is noted. The agate...feldspar quarries in pegmatite deposits, mines and mine dumps, and from "float" deposits, minerals loose...should always ask permission it may be un- or a mine dvmip. Cleanliness around a camp site and removal...Lincoln Co. Todd's Branch, Mecklenberg Co. Portis mine, Franklin Co. Muddy Creek headwaters, McDowell...Creek, 1843 Williams' Ferry, Hall Co. Horshaw mine, Racooche Valley, White Co. 1866 Vs White County |
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| shown by some blue specimens. Key words: gems, fire opal, spectroscopic analyses, trace elements, play of...the discovery of opal in the Brazilian area has been reported, even if white noble opal has been apparently...since 1945 (Bittencourt Rosa 1990). A transparent opal with green olive nuance and with some translucent... Among others we recall: common opal, white noble opal and fire opal from Pedro II (Bittencourt Rosa 1990...water-green opal from the state of Góias (Cassedanne & Ledoux 1992), common green opal and green opal cat’s-eye |
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| and alluvial deposits from the Barrington basalt province in New South Wales, one typical of East Australian...1996; Guo Guo etet al., al, 1996), the Barrington province also yields an abundant pastel-coloured sapphire-ruby...main drainages, Barrington Figure 1: Distribution province, 250 of of Sydney, New South Wales. Corundum/zircon...Corundum/zircon suites suites are marked by inclined province, 250kmkmnorth north Sydney, New South Wales. Corundum/zircon...areas) and drainages, Pailin district, Figure 2: Distribution district, continuous lines, with with gem-barren |
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| BARITE 13 cm, from Jebel Ouichane, Sagangane, Nador Province, Oriental Region, Morocco. Doug Fiske collection;...Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail...photo. Fluorite with quartz, 11 cm, from Fujian Province, China. Keith & Diane Brownlee collection; Joe...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...from Katlang, Mardan Dist., Khyber Pakhtunkhwa Province, Pakistan. Jeff Starr collection; Joe Budd photo |
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| San Pedro Mine in Santa Fe County, and along with his son Phillip is actively exploring the mine for minerals...minerals. The San Pedro Mine is perhaps best known for producing beautiful specimens of finely crystalline...Phillip have also developed a surface exposure at the mine to produce some very nice, single, sceptered quartz...sign up. Very special RAFFLE PRIZE-Authorized repl ica of the famous golden IMPERIAL CORONATION EGG. Tickets...ci rc ulatio n for some years. Sulfides are real mine rals and I still regret no t buy ing a good specimen |
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| Estepona bei Malaga/Spanien • Aktuelle Neufunde aus Peru• Die Mineralien von der Sonnblick-Nordwand """'---~...D-26409 Wltbnund - Marsollek • D-26419 Schortens- Opal-Imperium• D-29225 Celle- Henzel, R. • D-31303 B...Estepona bei Malaga/Spanien Neue Mineralienfunde aus Peru Die Karabacek-Sammlung im Harvard Mineralogical...Faszinierte die Besucher: AugenJaspis von der Cabamby-Mine/ Madagaskar. Fotos Liebe. Bergwerken, ebenfalls...trugen Preisschilder. Ein australischer Pineapple-Opal von 15 cm Durchmesser (siehe MW 4+5/97 zu 70.000 |
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| BANCROFTS UNIQUE HERITAGE Susan Morris, Bancroft & District Chamber of Commerce ROCKHOUNDING IN WILBERFORCE...Bancroft plans a Party Susan Morris, Bancroft & District Chamber of Commerce BANCROFT REVISITED From the...'Old Quebecois' 3rd- Rene Durand for Butterfly in Opal Fossil Category lst- Mr. Ghyslain Caron for a 'Flex:icalymene...a - - - - - - - - - - - - - - - - - - - - - - Province (in which Bancroft is new and stim - ulatlng hobby...always obtain e d fro m th e B a n c roft Grenville Province includes the hazardous to enter shafts. adits |
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| located 31.5 km south of the city of Wroclaw in the province of Dolny Slask (Lower southwest Poland (Figure...nephrite jade production in the Jordanow Slaski district appears to have commenced in Neolithic times....of the regional geology of the [ordaruno Slaski district. J. Gemm., 2001, 27, 8, 461·470 western Europe...references to nephrite jade in the Jordanow Slaski district may be discerned in various 18th-century manuscripts...discoveries of nephrite jade in the Jordanow Slaski district. Acknowledgments I thank Antoni Stryjewski, |
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| with strong blue/green dichroism • Peruvian blue opal • Interesting pearls from the North American West...Chatoyant glass cabochons from China • New synthetic opal varieties • Plastic imitations of a walrus tusk...beryl in the world: the Ruby Violet (or Red Beryl) mine in Utah’s Wah Wah Mountains. Shown here is a unique...ACCESS Dr. Pezzotta guided the senior author to the mine in July 2003. It is located about 140 air-km (87...to the GEMS & GEMOLOGY WINTER 2003 285 The mine is situated on a low hill (figure 4), at coordinates |
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| Teil IV• Rother Kopf/Vulkaneifel • Neue Funde in Peru 2010-2014 • Lava CapThundereggs von Deming, New...Showreport 12 Über die neuen Mineralienfunde in Peru 26 Einschlüsse in Quarz (4) 54 Die „vergessenen...Titelbi ld zeigt Pyrit-Kristalle van der Pucarrajo Mine in Peru . Höhe der Stufe 4 cm . Sammlung K. & M. Proctor...2014 von der Chino Mine in New Mexiko (5150 Bench, East Pit, Townsite Island, Chino Mine bei Bayard, Grant...der bekannten Pyromorphit-Fundstelle der Yangshuo Mine im Kreis Yangshuo der Provinz Guangxi Zhuang A.R |
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| microcline. Glassy white, black, or yellow-green hyalite opal that is fluorescent is one of the last minerals...phyllosilicates were collected from an abandoned mine 1 mile south of Talcville, New York. Talcville is...OF BARITE OCCURRING IN THE CARTERSVILLE MINING DISTRICT, BARTOW COUNTY, GEORGIA. J. C. Gray, 524 Robin...Cartersville mining district is located in the southeast comer of the Valley and Ridge province, which is separated...separated from metasedimentary rocks of the Piedmont province to the east by a regional thrust fault. The barite |
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| studied, but some jade-like rocks do occur in the jade mine areas, for instance the locally called 'pa-lwan'...encountered in nature. The p ha se trajec tory ind ica ted here, is shown as an example, in the presence...Kayalpattinam) is a South Indian town in the Tinnevelli district (of present-day Tamil Nadu), directly facing Mannar...banks of Mannar. (In Tuticorin, in the Chidambaran district of Tamil Nadu, 347 pearl fishing has been noticeably...Wanni is north of Anuradhapura; Sabaragamuwa is a province east of Colombo. 33. Ibid. The Rajavaliya is a |
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| Greenland • Treatment for creating phantom structure in opal • Spring auction highlights • Susan Jacques receives...Kawaguchi, and Pham Minh Augite from Dong Nai Province in Vietnam occurs as xenocrysts hosted by Cenozoic...dealer noted that they were mined in Dong Nai Province and initially mistaken for diopside and tourmaline... We began our study in the center of Dong Nai Province (figure 2), where we collected a large quantity...Gia Kiem commune in the Thong Nhat district of Dong Nai Province (figure 3) in the southeast region of |
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| Reren aeece Aare cect ecer ne 130 DON AqVEB VIER ICA Nemetenetn ares o. seni esct ne siee so. dese cect:...pins: One of brass Two of sterling Sterling with lily pad design Courtesy of Lolly Commanday 22 * SitveR...pendant of silver and abalone shell with enamel and an opal drop, 1907 Tadema Gallery ARTS AND CRAFTS * 27...for the Guild of Handicraft: England. Brooch with opal and pearls, c.1910, and the Guild’s mark on the...Cromar Watt: Scotland. Pendant of silver gilt, opal, pearl, and enamel, c.1900 Tadema Gallery 32 ¢ |
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| Ash@gemstone.org OFFICE MANAGER Claudiu Margarit ica@gemstone.org 2009-2011 BOARD OF DIRECTORS PRESIDENT...articles, or photo material, contact the ICA office at ica@gemstone.org. ISSN: 1158934X To Subscribe...Subscribe to InColor, send an email to: ica@gemstone.org www.gemstone.org s we enter the last quarter of...Following the evolution of gemstone sources, the ICA has actively engaged in fair trade and ethical issues...appropriate tools for certification processes from Mine to Market. Brazil is the perfect host for this special |
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| 共XRPD兲 methodology, by analysing 75 new samples of opal came from different worldwide areas, is introduced...3478554兴 Key words: cristobalite, tridymite, opal C, opal CT, opal A, order-disorder, sepiolite, palygorskite...quartz, in different samples of common opal, fire opal, and wood opal. Levin and Ott 共1932, 1933兲 also highlighted...increasing interest of the scientific community about the opal crystallinity, several investigations were carried...unexplained how, in the same microcrystalline sample of opal, both the high- and low-temperature phases of cristobalite |
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| 1 Bancroft & District CHAMBER OF COMMERCE P.O. B o x 5 3 9 , B a n c r o f t , O N K 0 L 1C0 Tel: (613)...Commerce for information and permits. Bancroft & District Chamber of Commerce Information on accommodations...publication is at your own risk. The Bancroft & District Chamber of Commerce, its officers, employees and...Fouts Copyright 1998. Published by the Bancroft & District Chamber of Commerce Smile Ir 1 TABLE OF...MINERALS3 MINERAL DESCRIPTIONS AND SITES WHERE LOCATED 5 LILY ROBERTSON 1 CANCRINITE HILL 8 1 8 DAVIS HILL |
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| bodies. Suggestions for prospecting.. Future of the district....... ILLUSTRATIONS Page Plate 24. Map showing...... 145 27. Longitudinal section of Cold Spring mine... 147 28. Localization of ore at change in the...COLORADO By T. S. Levering ABSTRACT The tungsten district of Boulder County, Colo., ia a narrow belt trending...geologic study of the Boulder County tungsten district. Since that time this work has been subject to...property withheld. The Boulder County tungsten district is close to the eastern edge of the Front Range |
