Mineral: | Tantalite -(Mn) , Solid-Solution Series: Tantalite-(Fe) - Tantalite-(Mn)
| Chemical Formula: | FeTa2O6 - MnTa2O6 | Size: | 73,6 x 44,9 x 36,1
crystal: 18,5 x 14,4 x 11,1 mm | Weight: | | Transparence: | transparent in transmitted light | Quantity: | | Origin: | Darra-i-Pech (Pech; Peech; Darra-e-Pech) Pegmatite Field, Nangarhar (Ningarhar) Province, Afghanistan | This is a fine tantalite crystal in quartz matrix. The garnet-red crystal discloses fine transparency. There are no fracture planes present no damages whatsoever. A great matrix specimen especially if you consider that transparent specimens are very rarely found !!
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