 | | Book | | digikuvia, vaikka historiallisiakin kuvia on mukana. Osa kuvista on toteutettu kerroskuvauslaitteistolla GTK:n...sekä koulutustilaisuuksien pitäminen ovat tärkeä osa Sadun työtä. Hän on kirjoittanut lukuisia geologiaan...saakka ollut syynä se, että timanttialan monopoliyhtiö De Beers on säännellyt hintoja keinotekoisesti rajoittamalla...steadily. This is due to the strong monopoly of the De Beers Group: they have artificially regulated the...yrityksiä materiaali- ja laitehankintojen kautta. Suurin osa tästä liiketoiminnasta tapahtuu pienissä perheyrityksissä |  | | Book (edition) | | tions (CIE, use in daily in all Munsell, OSA-UCS, etc.) that are other color measurement fields...extensively revised by the Optical Society of America (OSA) in 1943. The Munsell hue scale is based on five...Optical Society of America-Uniform Color Spacing (OSA-UCS), is not only an improvement over Munsell spacing...also a direct this writing CIE transform. The OSA-UCS colors (at 558 colors, available as 2 x 2 inch...chromaticity and one in lightness; a prototype OSA color collection produced in Denmark shows chromaticity |  | | Journal (issue) | | Barbosa, Carlos - Brazil Barcelona - US Im porters - Spain Ben David, Claude - Canada Bergmann, Mike Minerals...Crystal Systems D & M Rock & Gem D J Minerals, Inc. De Trin Minerals Delta Bravo Denver Box Co. Diversified...Fenn's Gems & Minerals Fernandez, Luis Miguel - Spain Fersman Mineraiogical Museum - Russia Fledgeling...Earth King's Dragon Kucera, Enrique M inerals - Spain L & T Creations Lang's Fossils & Meteorites Lapidary...Germany Min - Geo - Czech Republic Minas Victoria - Spain M iner-W a - Poland Mineral Cabinet Mineral M iner |  | | Journal (issue) | | Carving was done with diamond abrasives by Alfonso de Vivanco of Los Angeles. This work has been called...MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes. De-bubbles casting investment...Mariposite ldocrase Grossular Dumortierite '/4" Aquamarine Ollvlne Flowering Obsidian Vanadlnlte 'Turquois...- 21 SPECIAL INFLATION BUSTER PRICES LIVELY AQUAMARINE: Faceted. with nice blue color. TOURMALINE: Beautiful...gemstone. BLUE TOPAZ : Gorgeous stones. looks li ke Aquamarine, 10.5 cts. each $90.00, 13 cts. each $105.00 |  | | Journal (issue) | | specimens including • a 15 cm prism of Russian aquamarine, • two priceless Kongsberg silvers, one a twisted...we signed in and met up with Rob Farenden, the quarry manager. He led us to our first site of the day...last visit some four years ago. The floor of the quarry had been lowered by around 30 feet and the workings...force, it remained dry. This was a blessing as the quarry floor was muddy enough without further wetting...SMLS Journal 212 March/April 2008 out of the quarry. The others were not so limited and were soon finding |  | | Book | | 10:215-217 ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54...mineral localities: the Almaden mines, Ciudad Real, Spain (by J. W. Crawford) 19:297302 ALPINE The Alpine...ANALCIME Natrolite and analcime from Eckman Creek quarry. Waldport. Oregon (by M. Groben) 1:153, 1:173,...23:88-90 ANCYLITE Calcian ancylite from [the Keystone quarry near Cornog,] Pennsylvania: new data (by F. A....13:107-112 ANDERSON, WAYNE --and R. Stinchfield: Pint's quarry. Black Hawk County, Iowa 20:473-479 ANDOVER MINE |  | | Book | | 05012-020 Phones (55) 11-3675-0.307 / 11-.3675-6396 Aquamarine (113 mm high), Medina, Minas Gerais. Collection...of the Museu de Ciencia e T ecnica of the Esco la de Minas of the Universidade Federal de Ouro Preto....Amsterdam Sauer, Rio de Janeiro. Photograph taken by Marcelo Lerner. Aquamarine (55 x 24 IJlm), Jaquet6...origins of minerJ.logy in Bnzil 42 Jose Bonifacio de Andrada e Silva 54 Mineralogists of colonial Bnzil...Technics of the Escola de 11inas de Ouro Preto 92 Museu de Geociencias of the lnstituro de Geociencias of the |  | | Journal (issue) | | Conklin 7 Famous mineral localities: the G illette quarry, Haddam Neck, Connecticut .......................Fluorite and associated minerals from Asturias, Spain ..................................................purchased at the Dohrmann auction in 1886 by Georges de la Bouglise. When the Bouglise collection was auctioned...listed simply as “ B ouglise.” This refers to Georges de La Bouglise, a French mining engineer, after whom...COLLECTION ms MINERAIIX m L'OR r« u m a p a r GEORGES de L A B O U G L ISE iNnENIEVR DKS MlXES >4 # * ■ |  | | Journal (issue) | | come. In fact, the article in this issue on D uff quarry pyrite would probably not otherwise have been pub...complex habits have been col lected at the Duff quarry in Logan County, Ohio, for more than ten years...collectors alike. Pyrite crystals from the D uff quarry rarely exceed 5 mm across, and the larger ones...crystals are indeed pyrite. GEOLOGY The C. E. D uff quarry is located on Route 117 approximately 2 kilometers...Huntsville, Logan County, in west-central Ohio. The quarry produces crushed stone from the Middle Silurian |  | | Journal (issue) | | MULTl-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes. De-bubbles casting investment...Marlpo1ite ldocraM Groasular Dumortierlte ¼" Aquamarine Olivine Flowering Obsidian Vanadlnlte 'Turquol1...MINERALS - 25 TRY US & SAVE A BUNDLE LIVELY AQUAMARINE: Faceted, with nice blue color. Ovals: 5/3-5...Approx. 6 cts. oval, excellent cut, looks like an aquamarine, $47.00 per stone. Sorry, no prl~ ll1t. Prompt...breaks radially Note that the pavilion and crown de- longer than the crown mains makes the tails have |  | | Journal (issue) | | MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes. De-bubbles casting investment...have beryl, found in many shades of green, blue, aquamarine, and golden. Crystals of all colors can be found...Mariposite ldocrase Grossular Oumortierlte ¼" Aquamarine Olivine Flowering Obsidian Vanadinlte "Turquois...MINERALS - 25 TRY US AND SAVE A BUNDLE LIVELY AQUAMARINE: Faceted, with nice blue color. Ovals: 5/3 -...12 - 1 stone $5.10. llollftd&: looks like an aquamarine. $47.00 per stone. 2mm - 100 stones $6.00; 3mm |  | | Journal (issue) | | Colour Space Norway 1986 Vy,F!,F 2 none — 24 OSA Uniform Color Scale References 5,8,15,16 * The...simulated tourmaline Zircon Spinel, synthetic, aquamarine simulant Spinel Tanzanite Spinel, synthetic,...International Commission on Illumination. Bureau Central de la CIE, 4 Ave. du Recteur Poincaré, 75-Paris 16e...(300), March-April, 11-12. 22. Nickerson, D. 1981. OSA Uniform Color Scale Samples, A unique set. Color...space. A better formula to describe the Munsell and OSA color scales. Color Research and Application, 11 |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing...PORTUGAL Montijos quarry, Monte Redondo, Leiria Estremadura. The Montijos gabbro quarry at Monte Redondo...EUROPE AUSTRALIA GREECE Portland Harbor Trust quarry, Cape Grant, Victoria. In the late 1970s and early |  | | Journal (article/letter/editorial) | | San Nicolas and Cantora de la Osa greisens 30 26-n 18.90–20.05 from Badajoz Province, and pegmatites...of Cerro de San Pedro from Madrid Province, Spain Ribera del Fresno greisen, Badajoz, Spain 31 27-n...(1989) Journal Pre-proof District, Salamanca, Spain W-bearing Veta Calzada greisens, 33 28-n 19.79...geothermometer of Halter and Williams-Jones (1999). In Spain, the La Canalita granitic pegmatites in the Navasfrias...Cantora de la Osa greisens from Badajoz ur Province, and in the metasomatized pegmatites of Cerro de San |  | | Book | | ») Gypsum (selenite variety), Portman, Murcia, Spain ° 14 Nellexorem Dendritic manganese oxide on limestone...Tuscany; Cianciana, Sicily — all in Italy; Conil, Spain. Asia: volcanic regions in Japan. Name Derived from...Notable Localities Canada: Ekati and Diavik mines, Lac de Gras region, Northwest Territories; Nunavut; Ontario...Republic, Russia * 3 x 2 x 2 cm BELOW: Pendant (Spain, 17th century), gold, diamonds and enamel, 6 x 5...Princess- and brilliant-cut diamonds, Ekati Mine, tee de Gras, Northwest Territories, Canada « 79x 7.7 xX |  | | Book | | llisdiona Stake Muse a ep Ses sn cok San cu cv de baal Ses Rta Ae A CT A vs Seba uaa le dicaiting...s00-sscsccosssccesecceseseeeeeeces 103 Site-4. Bumpus Quarry—Beryl; Quartz and Tourmaline ic.scecc.dcccccee...tecuantshsarsowecdndedeue mace oa eianemreen 156 DE ee ent i Ra waco sa snaronu nea enon lana sawunt’vepenueuseenees...wh NCu aia GRUNT EWAN EEL © ec tk RR nna cere RE De 182-183 Site 2. Ihe Academy. of Natutal:Sciencesigccns...Baan CRG ee Mn aS Io 197 ddan awionleadunsasauua de ueeostet Lott ae) |  | | Journal (issue) | | remains of the ancient amethystine quarry are concrete abuttments. an '' osa ite'' at t e ar ountains By Loran...in this writer's opinion, Or sla ei Wt Iii se de: to tu ar co pi gt. th Tt u ker ln4 t1gs ...'I , 't C J< 0 p a a ~ n a a a h n p er de ''re th 01 n, in ar R, J, Fi Pl ff , A...the cllffa. The red cliffs at Ola. The abandoned quarry la still at the top. 0 h fl a S◄ ti tl rr ....te v-,v■t111l1 Grossulllr Oumort,er1te t/4" Aquamarine Oltv,ne Flowering Obtldtan V-dll'llll ·rurquOIN |  | | Journal (issue) | | MINI-SONIC MT-4S now! MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes...Marlposlte ldocrase Grossular Dumortierlte ¼" Aquamarine Olivine Flowering Obsidian Vanadinite •Turquols...was discovered in the backyard and the McConaghys de c ided to make a "chocolate" cake. Howlite worked...Montreal Gem and Mineral Club visited the Francon Quarry in Quebec. It is located at 3701 Jarry Street East...under 18 years of age will be allowed to enter the quarry. The bard bat and safety glasses must be worn by |  | | Book | | exploration of the waste-rock limestone in the porphyry quarry at Zalas near. Malachite and after more thorough...wojskową, prowadzoną przez kapitana Hernana Mexia de Miravala, mającą na celu sprawdzenie doniesień micjscowej...a military expedition Ied by captain Hernan Mexia de Miravala. The goal of the expedition was to check...Największe i najpiękniejsze jego kryształy pochodzą z Puy de Dame w Owernii we Francji, z Okajama w Japonii i...most spectacular crystals of hematite come from Puy de Dome in Auvergne in France, from Okayama in Japan |  | | Book (edition) | | .. Identification of Emerald ... ... ... ... Aquamarine and Alexandrite. 167 177 182 191 14. 15. 16...hard¬ ness, and density. Similarly, emerald and aquamarine are both beryls; amethyst, rock crystal, and...corundum (ruby or sapphire), a beryl (emerald or aquamarine), quartz (amethyst or citrine), topaz, tourmaline...corundum (ruby and sapphire), beryl (emerald and aquamarine), tourmaline, and quartz (amethyst and citrine)...distinguishing thne counter¬ feits quickly from sapphire, aquamarine, or blue zircon, which appear a dirty green. |  | | Journal (issue) | | orway, U .S .A ., Sweden, England, China, M exico, Spain, M orocco, Ireland, Peru, Canada, Australia, N ew...I. (1972) Aspecte paragenetice noi in zacamintele de sulfuri din regiunea Baia Mare (nota). Studia Universitastis...O. Box 5761 Tucson, Arizona 85703 (602) 743-7239 De Natura Les & Paula Presmyk P.O. Box 2512 Mesa, Arizona...A. Spray, NM - Lobby Chaver Spanish M inerals, Spain - 149 Crystal Cavern Minerals, TX - London Room...MN - 110 The M elloys, PA - 156 & 157 La M ina De Rocas, TX - 112 B & W Minerals, CO - 158 Bill Hawes |  | | Journal (issue) | | MULTI-PURPOSE tumbler, de-bure, de-scales, burnishe& with shot, media, or shapes. De-bubbles casting investment...English word, jade, derives from the Spanish, piedra de iadra, being "stone of the loins." If worn in this...Mariposite ldocrase Grossular Dumortlerlte ' , .. Aquamarine Olivine Flowering Obsidian Vanadlnlte ·rurquois...BUSTER PRICES The Jadeites Of Guatemala LIVELY AQUAMARINE: Faceted, with nice blue color. TOURMALINE: Beautiful...ovato, California 94947). He also publishes TH E JA DE TRADER, a journal of jade written by and for those |  | | Book | | McCourt has Mas~ers Discovery Communications, lnc. de!!rees in Environmental Soence " Geology. He teaches...when impurities are added the color changes: Aquamarine contains iron, emerald contains traces of chromium...mineral resources, generally forms in quartz and sulf,de veins. With weathering, the gold nuggets are freed...tractor trailers. The marble excavated in this quarry in the Italian Alps is the same as that used by...Edward's Sapphire. MTNERAL KINGDOM This uncut aquamarine is a variety of beryl, a mineral found primarily |  | | Journal (issue) | | (S1 .50 foreign) "~ Send for yours TODAYI FLEUR de LIS # 37-10 Sterling Silver 14K yellow gold #31-166...Jadeite Spessortine Opolized Wood Thulile 1/ , " Aquamarine Olivine Oumortierite Conicholcite •Sapphire Sand...GEM DETECTOR Lowest priced gemological microscope, de• veloped for those who want a fine instrument but...Ridgecrest in the near future. Laytonville Quarry The Laytonville Quarry in Mendo· cino County is now posted...photographs An introductory section relates Chatt's de- sign philosophy and also provides a good review |  | | Journal (issue) | | Amethyst June Alexandrite Oct Rose Zircon Mar. Aquamarine July Ruby Nov. Golden Topaz Apr. Wh. Splnel Aug...Coalinga, California PACIFIC TEST SPECIALTIES, Marina de! Rey, California PALA PROPERTIES INfERNAllONAL INC...Qty, California CRYSTALITE DIAMOND PRODUCTS, Marina de! Rey, California DAVIS ROLLING ROCK HOUSE, Modesto...MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes. De-bubbles casting investment...Marlposlte ldocrase Grossular Oumortierlte ¼" Aquamarine Olivine Flowering Obsidian Vanadinite 'Turquols |
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Osa Quarry, Oliva de Mérida, Badajoz, Extremadura, Spain