標 本 名: | ジルコン (Zircon) ぺリドット ( 鉄かんらん石 - 苦土かんらん石) ドゥニライト/ スピネル (Spinel) / 方解石 (Calcite)
| 化学組成: | Fe2+Al2O4 / (Mg1.53Fe0.48Mn0.01)[Si0.99O4 ] / CaCO3 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | near Katukubura, Kollane, Embilipitiya (Embilipitya; Ambilipitiya), Province of Sabaragamuwa, スリランカ (Sri Lanka) | Plenty of herzynite crystal imbedded in a massive olivine (Dunilite) matrix with some calcite. Rare paragenesis, from the famous Katukubar hills. A rare occasion to get those in mother rock , which is exceptional hard to find from Sri Lanka.
| 
