標 本 名: | ルチル (Rutile)
| 化学組成: | Al2O3 | サ イ ズ: | 90,8 x 61,8 x 57,3
クリスタル: 51,0 x 37,7 mm | 重量: | | 透明: | | 数量: | | 産地: | Wellawaya | Sapphire in matrix remained very rare in Sri Lanka here you get a small elongated prismatic crystal with partly good transparency embedded in a nepheline and phlogopite matrix. Fine reference specimen from this locality!
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