 | | Journal (issue) |
| Paraiba Tourmaline from Brazil – The Neon-Blue Burn Mozambique Paraiba Tourmaline Deposits – An Update Paraiba...Madagascar, along with rubies in Greenland and Mozambique. Miners such as Fura, which just acquired Mustang...with emerald and ruby assets in Colombia and Mozambique, respectively, announced recently that it has...has acquired nine ruby assets in the Mozambique. Once the transaction is completed, Fura will hold the...the largest ruby land package in Mozambique with 1,104 square kilometers. Fura acquired nine ruby assets |
 | | Journal (issue) |
| page 14 In this issue … Mineral of the month: Elbaite ........... p. 2 Program: Tourmalines of Maine...EFMLS: Annual convention ................ p. 20 Elbaite Source: Smithsonian Institution. Upcoming events...21 Photo: Chip Clark. Mineral of the Month Elbaite Happy St. Patrick’s Day! by Sue Marcus What’s...Watermelon tourmaline is a particular, informal form of elbaite, our March Mineral of the Month. Northern Virginia...they see elbaite in their mind’s eye, usually as a single red-pink or green crystal. Elbaite is unusual |
 | | Journal (issue) |
| green tourmaline 654 Gem Notes Apatite from Mozambique| Chondrodite from Tanzania| Purple garnets from...bisbeeite from the DRC| Purple tourmaline from Mozambique|Tourmaline slices from Myanmar|Wurtzite from...Jeff White from rough material that was mined in Mozambique; see Gem Note on pp. 656–658. Photo by Jeff White...653 Gem Notes COLOURED STONES Apatite from Mozambique In January 2014, gem dealer Dudley Blauwet (Dudley...African supplier indicated was from Nhamatanda, Mozambique. In July 2014, cutting of six pieces weighing |
 | | Journal (issue) |
| in a Purple Spinel from Tanzania | Separating Elbaite from Liddicoatite ParaÃbatype Tourmaline | Gemquality...mined from serpentinite-hosted deposits in Kerman Province in south-east Iran for the past two decades. A...by Brad Payne. ARTICLES Demantoid from Kerman Province, South-east Iran: A Mineralogical and Gemmological...chemistry of (111) twin boundaries in Separating Elbaite from Liddicoatite ParaÃba-type Tourmaline ParaÃba-type...tourmaline consists of elbaite (and also fluor-elbaite) from Brazil, Nigeria and Mozambique, but it is also |
 | | Catalog/List |
| DUMORTIERITE DUMORTIERITE QUARTZ EILAT STONE ELAEOLITE ELBAITE EMERALD GADOLINITE GAHNITE GAHNOSPINEL GARNET...ACHROITE BUERGERITE CHROME TOURMALINE DRAVITE ELBAITE JNDICOLITE lIDDICOATJTE RUBEllITE SCHORL UVITE...pearls 11-fascot emeralds [Mass aqua) Mass opal [Maraca (Matra) diamond] Matorolite/Matorodite Maxixe aquamarine |
 | | Journal (issue) |
| especially with the development of ruby mining in Mozambique. This contribution outlines GIA’s methods and...distinguish samples from Brazil, Nigeria, and Mozambique. 660 Geographic Origin Determination of Alexandrite...Lankan blue sapphire, two cuprian tourmalines from Mozambique (55.52 and 45.74 ct), a 16.65 mm pink-purple...Stone Tract or those in M-UMR from Montepuez (Mozambique) and Aappaluttoq (Greenland). The second subtype...sapphires. The colluvial Montepuez deposit in Mozambique provides a huge and stable supply of clean and |
 | | Book |
| Tourmaline, t 1e rainbow stone 496 The magic colors of elbaite tourmaline 500 The habits of tourmaline crystals...bamb11rro of the Lavra do Jonas 577 The Pegmatitic Province of Paraiba, Rio Grande do Norte and Ceara 586...rare specimens of natural rolled green and blue elbaite tourmalines have been found, in which a hole was...indicolite (of indigo), the blue variety of the elbaite tourm aline, from samples collected on Uto Island...1798, by government order, he went around this province and wrote a very good article about it, which |
 | | Journal (issue) |
| Photomicrograph by C. Williams; image width 4 mm. Province, southern Vietnam, the authors found several fractured...ct free-form cabochon of augite from Dong Nai Province, Vietnam, appears (a) semi-transparent dark brown...Implication for origins of a ‘diffuse igneous province’. Journal of Petrology, 39(3), 369–395, https://doi...marblehosted deposit at Yuanjiang in south-central Yunnan Province, China, that was of particular interest because...Figure 23: These spessartines from Tongbei, Fujian Province, China (0.56–1.04 ct) were faceted and examined |
