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Topaz : Al2[(F,OH)2|SiO4] | |
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Afghanistan A crystal of very gemmy topaz. Size is 2 x 1 x 1 cm. |
| Photo ID: 221873 View Count: 83 | |
Topaz : Al2[(F,OH)2|SiO4] | |
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Sar-e-Sang District, Koksha Valley (Kokscha; Kokcha), Badakhshan (Badakshan; Badahsan) Province, Afghanistan Hialine crystal with 3x1,5x1,5cm - March of 1987 |
| © Martins da Pedra | Photo ID: 44857 View Count: 703 |
Topaz : Al2[(F,OH)2|SiO4] | |
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Laghman (Lagman; Nuristan) Province, Afghanistan A single terminated crystal of gem topaz. Very clear slight veil in centre and fissure into one face. Very nice termination and pale sherry colour. The absolute weight of this piece is 30g. |
| © 2002 Thames Valley Minerals | Photo ID: 5320 View Count: 1030 |
Topaz : Al2[(F,OH)2|SiO4] | |
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Laghman (Lagman; Nuristan) Province, Afghanistan A single matrix free crystal of gem topaz. Perfectly terminated the crystal is very pale sherry coloured - there is a small amount of "crazing" at the attachment point on the base of the crystal and one small "dink" on the lower shoulder.Listed on eBay 13 August 2002 - Reserve Price = $40 - Item Ref: 2131046765 |
| © 2002 Thames Valley Minerals | Photo ID: 5402 View Count: 666 |
Topaz : Al2[(F,OH)2|SiO4] | |
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Laghman (Lagman; Nuristan) Province, Afghanistan A mostly clear 2.4 by 2.0 cms crystal on white Cleavelandite. John Sobolewski specimen and photograph. |
| © John Sobolewski | Photo ID: 62372 View Count: 404 |
Topaz : Al2[(F,OH)2|SiO4], Albite : Na[AlSi3O8], Lepidolite : K(Li,Al)3(Si,Al)4O10(F,OH)2, Elbaite : [Na][(Li,Al)3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Darra-i-Pech (Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan TOPAZ, with Lepidolite, Elbaite & Cleavelandite, Pech, Kunar Province, Afghanistan. A 12x9x4 cm plate of cleavelandite and lepidolite with two 3 cm pale blue chisel-shaped topaz crystals projecting upward from the front. Numerous small green tourmaline crystals, and several small topaz crystals are scattered about the front of the specimen. |
| © 2002, Jesse Fisher | Photo ID: 6558 View Count: 776 |
Topaz : Al2[(F,OH)2|SiO4], Muscovite : KAl2[(OH)2|AlSi3O10] | |
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Darra-i-Pech (Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan Lustrous prismatic Topaz crystal measuring 9 mm with yellowish tabular Muscovite crystals on white massive quartz. Bought at Turin Mineral Fair, 2004. Photo and collection Alessandro Cantamessa (#1140). |
| Photo ID: 202237 View Count: 105 | |
Topaz : Al2[(F,OH)2|SiO4], Elbaite : [Na][(Li,Al)3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Paprok, Nuristan Province (Nurestan; Nooristan), Afghanistan Gorgeous specimen of light blue Topaz sitting atop Feldspar with Tourmaline! Toss in some scattered pink Lepidolite and you have a super little specimen! The blue Topaz is actually included by a few Lepidolite xls and measures 2.5 cm in size with a picture perfect termination. The Tourmaline crystals are pink tipped and green and many are ... |
| © www.exceptionalminerals.com | Photo ID: 154731 View Count: 285 |
Topaz : Al2[(F,OH)2|SiO4] | |
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Paprok, Nuristan Province (Nurestan; Nooristan), Afghanistan 3.0 x 3.0 cm. A superb, very light blue, doubly-terminated xl situated on a small piece of pegmatite matrix. |
| © H. Obodda | Photo ID: 183461 View Count: 175 |
Topaz : Al2[(F,OH)2|SiO4] | |
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Catamarca, Argentina 3.4 x 2.7 x 2.5 cm. A rather rare ARGENTINE topaz crystal, attractively accented with smoky quartz. The crystal is complete all around, with a good termination and striated side faces. The interior is quite gemmy. |
| © Rob Lavinsky | Photo ID: 137556 View Count: 293 |
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