標 本 名: | トパーズ (Topaz)
| 化学組成: | Al2SiO4(F,OH)2 | サ イ ズ: | 61,3 x 45,6 x 43,5
クリスタル: 11,6 x 6,4 x mm | 重量: | | 透明: | | 数量: | | 産地: | Ghundao Hill, Katlang, Mardan District, North-West Frontier Province, パキスタン (Pakistan) | Topaz crystals disclosing a beautiful luster and no damages whatsoever. The interior reveals some slightly inclusions but most of the crystal is very gemmy. Fine in situ specimen from Katlang, Pakistan.
| 
