標 本 名: | トパーズ / クウォーツ(水晶) / 微斜長石 / 金雲母 (Topaz / Quartz / Variety: Microcline / Mica: Phlogopite)
| 化学組成: | Al2SiO4(F,OH)2 / SiO2 / KAlSi3O8 / KMg3(Si3Al)O10(F,OH)2 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Sakangyi area, west of Mogok, Shan State, ビルマ(ミャンマー) Burma (Myanmar) | This feldspar matrix is hosting at least 10 topaz crystals, all of them are not damaged, disclosing fine transparency and luster on the prism faces. The matrix is mainly composed by cleavelandite additionally you can see one albite crystal that that is growing out of a small “hill” of cleavelandite.
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