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Cassiterite : SnO2, Columbite-(Fe) : FeNb2O6, Albite : Na[AlSi3O8], Muscovite : KAl2[(OH)2|AlSi3O10], Schorl : [Na][Fe2+3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Darra-i-Pech (Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan Intergrown crystals of cassiterite (2.5 cm) and columbite (2 cm) with cleavelandite matrix. Minor muscovite and schorl also present. |
| © 2007, Jesse Fisher | Photo ID: 95236 View Count: 592 |
Cassiterite : SnO2, Elbaite : [Na][(Li,Al)3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Paroon Mine, Darra-i-Pech (Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan 3.2 x 3.1 cm. Lustrous black, twinned xls, at the base of a multi-colored ELBAITE xl, along with white xld ALBITE. |
| © H. Obodda | Photo ID: 183460 View Count: 197 |
Cassiterite (Var: Wood Tin) : SnO2 | |
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Nevados de Pocuis, Jujuy, Argentina Three irregular nuggets of cassiterite recovered from an alluvial stream. Ex. Robert C. Linck (1905-1970). Overall size of mineral specimen: 1-2 cm. |
| © 2003 John H. Betts | Photo ID: 9945 View Count: 849 |
Cassiterite : SnO2, Muscovite (Var: Damourite) : KAl2[(OH)2|AlSi3O10], Quartz : SiO2 | |
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Lady Don Mine, Euriowie, Farnell Co., New South Wales, Australia Disseminated Cassiterite (dark) in Damourite and Quartz - Overall size 5x3x2cm - November of 2006 |
| © Martins da Pedra | Photo ID: 82030 View Count: 360 |
Cassiterite : SnO2, Muscovite : KAl2[(OH)2|AlSi3O10] | |
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Lady Don Mine, Euriowie, Farnell Co., New South Wales, Australia Cassiterite crystals up to 2mm with Muscovite on quartz matrix - Overall size 3,5x3x2cm - November of 2006 |
| © Martins da Pedra | Photo ID: 85157 View Count: 316 |
Cassiterite : SnO2 | |
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Elsmore, Gough Co., New South Wales, Australia crystal size is 1.5cm, 1.5cm, 1cm |
| © Greg Murray | Photo ID: 17280 View Count: 729 |
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Elsmore, Gough Co., New South Wales, Australia Lustrous dark brown 2 cm cassiterite crystal atop contrasting light brown matrix. Colorful flecks of internal reflection visible at lower center of main crystal. Several smaller cassiterites along bottom, see additional side view. 3.1 cm x 2.5 cm, with 2 cm crystal. RFC M1528. |
| © Michael C. Roarke | Photo ID: 87141 View Count: 524 |
Cassiterite : SnO2 | |
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Elsmore, Gough Co., New South Wales, Australia Brown-black Cassiterite on micaceous Granite. Overall size 22mm x 20mm x 13mm Collected around 1980. |
| © Keith Compton | Photo ID: 50286 View Count: 486 |
Cassiterite : SnO2 | |
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Elsmore, Gough Co., New South Wales, Australia Brilliant brownish black lustrous sharply formed and large crystals of cassiterite to 25 mm across are set nicely upon a 3.9 x 2 x 2.9 cm massive quartz matrix. The crystal faces and edges are all very clean and well formed; the only chipping is present in two places on the edge of the piece due to removal in the mine. Overall very clean and ... |
| © Dan Weinrich | Photo ID: 119561 View Count: 267 |
Cassiterite : SnO2, Quartz (Var: Smoky Quartz) : SiO2 | |
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Elsmore, Gough Co., New South Wales, Australia 5.2 x 5.0 x 3.2 cm. Two highly lustrous, complexly twinned, dark brown cassiterite crystals to 1.8 cm jauntily perched on breccia matrix and nicely accented by smoky quartz crystals from the well-known Elsmore area tin mines of New South Wales. The large crystal is very aesthetically set atop matrix and both cassiterites are PARTIALLY GEMMY, with ... |
| © Rob Lavinsky | Photo ID: 166999 View Count: 222 |
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