 | | Journal (issue) | | row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The...kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler collection; Holly...(“the MAD Group”), formed in 1979, and the Houston Area Mineralogical Society (“the HAMS Group”), formed |  | | Book | | 1982 Jules Roger Sauer ” Foreword For years Brazil has been the major producer of colored stones in...metamorphic rocks, the variety of gem deposits in Brazil is almost infinite. In addition to the mineral...assemblage one might expect from pegmatite dikes, Brazil also produces a very significant output of diamonds...written in English, and beautifully illustrated. “Brazil, Paradise of Gemstones’, by Jules Roger Sauer,...his ownership of the Cruzeiro tourmaline and mica mine and the Jacobina amethyst mine. He owns several other |  | | Book | | MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA © 2009 - CARLOS CORNEJO...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...photographs: "Parafba" tourmaline (25 x 6 mm), Sao Jose da Batalha, Parafba. Courtesy of Bruno and Rolando Gioia...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious |  | | Journal (issue) | | ...651 by C. J. Stefano & J. K. Brizendine The Garnet Ledge almandine deposit near Wrangell, Alaska ...you to become a Fellow and join this important group. Wear the medallion with pride! Contact Tom Gressman...and Smelting Company of British Columbia, and the Mine and Exploration Division of the Canadian Forestry...Center, and in 1974–1978 as Manager of the Devonian Group of Charitable Foundations. In 1979 he was hired...“The Mineralogy and Geology of the Silence Lake Mine” was published in Lapis (May 1985), and he was a |  | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems...total of 6 issues per year by Taylor & Francis Group, LLC, 530 Walnut Street, Suite 850, Philadelphia...Subscription offices: USA/North America: Taylor & Francis Group, LLC, 530 Walnut Street. Suite 850, Philadelphia...7017 5544. Production Office: Taylor & Francis Group, LLC, 530 Walnut Street, Suite 850, Philadelphia...A. Corpier. Copyright © 2024 Taylor & Francis Group, LLC. All rights reserved. No part of this publication |  | | Book | | 22:65-69 [Abstracts of the] FM-TGMS-MSA Symposium on Garnet (chairman: K. J. Wenrich) 24:61-68 Abstracts of...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G |  | | Journal (issue) | | spessartine inclusion | Tourmaline from the Cruzeiro Mine, Brazil | Natural diamond showing a ‘synthetic’...Willems, Gilching, Germany; Bear Williams, Stone Group Laboratories LLC, Jefferson City, Missouri, USA;...availability of this greenish to brownish yellow garnet (Figure 1). The andradite is being marketed by...has been done to date, it is apparent that the garnet is associated with skarn zones that contain a variety...and various phosphates (lazulite, an arrojadite-group mineral, kulanite, gormanite and collinsite). It |  | | Book | | Miguel Hortiguela, LPPO Illustrations: Crowle Art Group Printed in China The publisher gratefully acknowledges...cm Page 251: Calcite, Irai, Rio Grande do Sul, Brazil * 12.5 x 10 x 10.5 em Page 252: Gypsum rosette...ofjust a few minerals; quartz and the feldspar group are the most abundant processes — called biominerals...environment. solidified. In some basalts of India and Brazil, these cavities are large enough for a person...before it ABOVE: Imperial topaz, Ouro Preto, Minas Gerais, Brazil ° 3.3 x 2.7 x 1.8 om, 159.10 ct RIGHT: Round |  | | Book | | Crystals up to 140mm (5'A in) long occurred in the Ray mine and in Bisbce, Arizona, USA. Very fine spincl-law...100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New finds...many localities in California, USA (Colorado Quartz mine. Nigger Hill and others). Fine leaf gold comes from...110 mm (47.6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets...of crystallized gold occurred in the Jamestow n mine. California, USA, where a cavity, which yielded |  | | Book | | Crystals up to 140mm (5½ in) long occurred in the Ray mine and in Bisbee, Arizona, USA. Very fine spinel-law...100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New finds...Dorado, California, US.A. Gold, 68 mm, Eagle's Nest Mine, California, US.A. Gold gold on it. Typical aggregates...many localities in California, USA (Colorado Quartz mine, Nigger Hill and others). Fine leaf gold comes from...mm (4 5/i6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets |  | | Book (edition) | | MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...dist., China Fluomatromicrolite, x 25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...supergroup (Biagioni et al., EJM 25, 85-90, 2013), garnet supergroup (Grew et al., AM 98, 785-811, 2013) |  | | Journal (issue) | | Isa District, Queensland Part 2 -The Mount Cobalt mine ............ 17 B. Day & B. Beyer Definition of...interest or use to our readers. The Management Group of the Australian Journal of Mineralogy greatly...described colquiriite, LiCaAlF6, from the Colquiri tin mine, Bolivia (Walenta et al., 1980) . Colquiriite is...of bernalite on goethite from the Propri etary Mine, Broken Hill, New South Wales. Crystals are approximately...valleriite group are, in some ways, amongst the most bizarre in the mineral kingdom. The valleriite group consists |  | | Book (edition) | | Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara, Brazil, H Rhodocbrosite, polished, 50 mm, Capillitas,... China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia...Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...to the chemical formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest...chemical formula, structure (crystal system, space group, and unit cell dimensions), and at least some other |  | | Journal (issue) | | by W. E. Wilson Pink amethyst from the El Choique mine, Patagonia, Argentina ............................Martino & A. Oteiza The Copper World and Mohawk mine, Northeastern San Bernardino County, California...387 COVER: WULFENITE, 11.5 cm, from the Jianshan mine, Ruoqiang County, Kuruktag Mountains, Bayinguoling...WULFENITE with Mimetite, 1.7 cm, from the Rowley mine, Maricopa County, Arizona. Wish Wang collection...you to become a Fellow and join this important group. Wear the medallion with pride! Contact Tom Gressman |  | | Journal (issue) | | seeing absorption bands in zircon and almandine garnet. He mentioned the tiny diamonds presumed to have...Tanzania, consist of solid solution series of the garnet end members pyrope, almandine, and spessartite...belong to a new, naturally occurring phase with garnet structure, which would justify a new mineral name...series of the already known end members of the garnet group without a necessity for a new mineralogical...in this article with the investigations of other garnet specimens from the Umba Valley. The so called 'Malaya-garnets' |  | | Journal (issue) | | photo by Harold and Erica Van Pelt, Los Angeles MINE [RaL OG MANUEL Ol) MIN£RAl ° C Editor & Publisher...Articles Famous mineral localities: The Orford nickel mine, Quebec, Canada...................................than with the biggest flashiest quartz crystal group the world has ever seen. Single crystals tend to...minerals will need more room. We are not the only group of collectors with this problem. People who own...Order from: Allow 4-6 weeks for delivery. Sorry, no group discounts. 326 The Mineralogical Record P.O. Box |  | | Book | | Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Trimble and Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous...ilmenite crystals as described here for the Dodo mine. In general, ilmenite crystals from the Subpolar |  | | Journal (issue) | | Benesch and B. Wohrmann Mineralogy The tourmaline group: a resume.........................................Tourmaline crystal group 9 cm long, with albite and lepidolite, mined recently at the Himalaya mine, Pala, California...Locality —Minas Gerais, Brazil (by J. S. White) [1970, vol. 1, no. 2, p. 73.] Locality —Minas Gerais, Brazil:...Uvite, a new (old) common member of the tourmaline group and its implications for collectors (by P. J. Dunn... 6, p. 461-474.]* The reopening of the Himalaya mine (by D. Eidahl) [1977, vol. 8, no. 6, p. 475.]* The |  | | Journal (issue) | | Trade Association, Dallas Nir Livnat Steinmetz Group, Johannesburg Lawrence Ma Diamond Federation of...Diamond Exchange, Ramat Gan Martin Rapaport Rapaport Group of Companies, New York Matt Runci Jewelers of America...subscribers should add GST. Discounts are available for group subscriptions, renewals, GIA alumni, and current...shown here, which features a 16.74 ct mandarin garnet set with rubies, red spinels, and diamonds. Courtesy...SUMMER 2011 87 PHOTOMONTAGE Right: Pala Chief mine owner Bob Dawson (blue shirt) shows the former location |  | | Book | | a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...stone came from — some¬ times down to the actual mine. Today it is commonplace to see in sale catalogues...some emerald, quartz and garnet • anatase in rock crystal • apatite in garnet, kornerupine, corundum and... Formation of inclusions 5 • epidote in rock crystal • garnet in corundum • hematite in topaz and euclase • •...emerald rutile in quartz spinel in ruby zircon in garnet, corundum and kornerupine Many of these minerals |  | | Journal (issue) | | 239 Articles The Jaguaragu pegmatite, Minas Gerais, Brazil ............................. 165 by J....185 by B. M. England Copper roses from the Rose mine, near San Lorenzo, New Mexico ....................fan-shaped group of crystals on white calcite matrix from the Coscuez mine, Muzo, Colombia. This mine is located...other side of the mountain, from the famous Muzo mine (see the article on the Colombian emerald districts...of the site. This process will not only make the mine extremely difficult or impossible to enter, it will |  | | Book (edition) | | extensively rewritten by the book’s distinguished group of authors in the light of new research and important...Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...all varietal names, synonyms, spelling variants, group names, and so forth; only names in contemporary |  | | Journal (issue) | | Care! ARIZONA WULFENITE Down Deep in the Rowley Mine GEM GARNETS Popular for Centuries THE BALTIMORE...from the Herja mine (Baia Mare, Maramures), Romania. (Gerhard Brandstetter photo) Garnet: Gem of the Ages.......................... 44 A colorful silicate group by Bob Jones 10 Deadly Minerals .................in the Rowley................... 22 This Arizona mine is a specimen treasure trove Winter rockhounding...Notes New owners took possession of the Mary Ellen mine property on July 1, 2014 and no collecting is being |  | | Journal (issue) | | hundred smoky quartz crystals imported from Minas Gerais, Brazil, it was noticed that a few dozen of the...absorption line in the area of 478 nm and a further group of three lines in the 560 nm region of the spectra...long-wave side. The wavelength of the main peak of the group in the green area has varied between 562.2 nm and...reproduced in Figure 8. It will be noted that at 120K a group of extra sharp peaks are seen in the spectrum of...rule and line, Empty the haunted air, and gnomed mine Unweave a rainbow. Lamia, II, page 472. As an unashamed |  | | Journal (issue) | | Shane Elen, and Sam Muhlmeister 108 Sapphire and Garnet from Kalalani, Tanga Province, Tanzania Antonin... diamond, cubic zirconia, and yttrium aluminum garnet (YAG). In fact, when the oxide film reaches a certain...paragraph on page 249, that it should be the Helam mine near Swartsruggens, and Sierra Leone is better described...is remembered for his comprehensive articles on garnet classification, which he coauthored with G&G technical...(1998) described clarity enhancement of emeralds in Brazil: Although baby oil and cedarwood oil (“cedro”) |
|
