 | | Book | | until he managed to reach the land of his dreams, Brazil. A specialist in the field of geology and mineralogy...crystals and the remarkable mineral treasures of Brazil, as well as the incredible adventures and difficulties...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL Cyan Magenta Yellow Black 1 Delev Ilia Deleff...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL SOFIA–MOSCOW 2004 3 Cyan Magenta Yellow Black...MINERAL TREASURES OF BRAZIL 76 85 AN OUTLINE OF THE MINERAL RESOURCES OF BRAZIL ORIGIN OF GIANT CRYSTALS |  | Arena, K.R., Hartmann, L.A., Baggio, S.B. (2014) Geological controls of copper, gold and silver in the Serra Geral Group, Realeza region, Paraná, Brazil. Ore Geology Reviews, 63. 178-200 doi:10.1016/j.oregeorev.2014.05.005 | Journal (article/letter/editorial) | | the Serra Geral Group, Realeza region, Paraná, Brazil K.R. Arena, L.A. Hartmann, S.B. Baggio PII: DOI:...the Serra Geral Group, Realeza region, Paraná, Brazil, Ore Geology Reviews (2014), doi: 10.1016/j.oregeorev... Paraná, Brazil MA NU Instituto de Geociências, Universidade Federal do Rio Grande do Sul, Avenida...Gonçalves, 9500; 91501-970 Porto Alegre, Rio Grande do Sul, Brazil ED E-mail addresses: PT Karine da...Serra Geral Group, Realeza region, SC Paraná, Brazil MA NU Karine da Rosa Arena, Léo Afraneo Hartmann* |  | | Catalog/List | | other lots I will need to use a separate bid sheet. Do you want to receive an email, text message, or fax...cut bid). Any podium, fax, phone or mail bids that do not conform to a full or half increment will be rounded...specimen collecting policy on the part of Kennecott and Rio Tinto Mining Companies during the period of operation...$400-$600 53003 TOURMALINE Himalaya Mine, Mesa Grande, San Diego County, California, USA San Diego County...of which begs the question: “And just how did it do that?” Answering that question is not a prerequisite |  | | Catalog/List | | other lots I will need to use a separate bid sheet. Do you want to receive an email, text message, or fax...cut bid). Any podium, fax, phone or mail bids that do not conform to a full or half increment will be rounded...Collection of Fine Minerals & Gems Auction 3 52001 HEMATITE Elba Island, Livorno Province, Tuscany, Italy...simple form and luster. Only upon close observation do certain details start to emerge. For example, there...CT 15 52011 NATIVE SILVER Batopilas, Andres del Rio District, Mun. de Batopilas, Chihuahua, Mexico Set |  | | Journal (issue) | | Articles 708 Coloured Stone Mining and Trade in Brazil: A Brief History and Current Status By Aurélien...Collection V. L. Villani photo p. 758 Cover Photo: Brazil is the source of a variety of coloured stones,...Saint-Clair Fonseca Junior (BC Gemas do Brasil, Governador Valadares, Brazil), and heating to 500°C in air was...material, it is likely to have been Rio Grande do Sul in Brazil, well known for its amethyst, agate and...Trade in Brazil: A Brief History and Current Status Aurélien Reys Coloured stones from Brazil have been |  | | Catalog/List | | cut bid). Any podium, fax, phone or mail bids that do not conform to a full or half increment will be rounded...Governador Valadares, Doce Valley, Minas Gerais, Brazil Like a geometric sculpture rising from two clouds...Sunday, June 2, 2013 | 12:00 PM CT 27 87030 HEMATITE North and Western Region (Cumberland), Cumbria...very notable for the infrequent production of Hematite specimens of various types. One of the famous...famous ones is “kidney ore” the botryoidal form of Hematite, that resembles to a greater or lesser degree the |  | | Catalog/List | | rusty “patina” and do evidence minor iron oxide deterioration as such specimens do require treatments...” (HED) subgroup of achondrite meteorites, which do not contain chondrules. It is theorized the origin...Tiger’s-Eye are surrounded by bands of red and black Hematite. This attractive example is always worth a second...com/5386 72054 Blue Calcite Sphere Stone Source: Brazil This huge orb appears almost as a group of lufy...Source: Brazil This Rhodonite sphere has a rich dark red coloration as it was mined in Brazil. This type |  | | Catalog/List | | continued support of Heritage Nature & Science. We really do appreciate your time. Craig C. Kissick Director...bid online, visit HA.com/5387 72003 Amethyst Brazil This extremely sharp cluster of lightly colored...72043 Rose Quartz “Wave” Iraí, Alto Uruguai region Rio Grande do Sul Brazil This large specimen deinitely...static nature. The pinkish piece of Rose Quartz from Brazil counts size, color and form among its obvious attributes...(Himalaya dikes; Himalaya pegmatite) Gem Hill, Mesa Grande District, San Diego Co. California, USA This “old |  | | Catalog/List | | of the fossil varieties are now extinct, Crinoids do still exist today. Crinoids that attached to the...Permian, Motuca Formation Filadélfia, Tocantins, Brazil This specimen of Petrified Wood is a “best of both...Permian, Motuca Formation Filadélfia Co., Tocantins, Brazil This stout log measures 7 inches (17.8 cm) in height...fern dating back to the Permian. The ranchos in Brazil, where the formation was exposed, are now closed...few decades, pieces like this do not come up very often and, when they do, usually come with a severe premium |  | | Catalog/List | | In the early 1980s Rock began to concentrate on Brazil and Peru with occasional trips to Uruguay, Chile...Another was the 7,500+ quartz in Minas Gerais, Brazil: a micromount collection. And of course, there..............................................196 Brazil..................................................knows what the lust for Red Cloud Wulfenites can do? Every time the place gets ‘worked’ the story is...friends with in the old folks home. Do you feel lucky, punk? Well, do you? Overall Measurements: 1.6 x 1 |  | | Catalog/List | | to the greater world of fine art appreciation. To do that we work continuously, concentrating on finding...Natural History option in the auction world, and will do the same for the category of Fine Minerals. We are...MINERALs 49001 FINE AMETHYST GEODE PAIR Rio Grande do Sul, Brazil This excellent sliced geode pair boasts...000 49002 CITRINE GEODE PAIR Rio Grande do Sul, South Region, Brazil Citrine is one of the more desirable...com/6068 49003 AMETHYST GEODE PAIR Rio Grande do Sul, Brazil Eons ago: hot flowing lava moved across |  | | Catalog/List | | China It cannot be denied that color has a lot to do with the perceived desirability of mineral specimens...Compared to the output of place such as Afghanistan or Brazil, the production from Elba is relatively small....59 BRAZIL 73060 TOPAZ var. IMPERIAL TOPAZ Ouro Preto, Iron Quadrangle, Minas Gerais, Brazil This specimen...ROSE QUARTZ Galiléia, Doce Valley, Minas Gerais, Brazil Here is a cockscomb arrangement of Rose Quartz...mine, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil This rather sizable, pale blue-green Aquamarine |
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