標 本 名: | 鉄礬柘榴石(てつばんざくろいし) アルマンディン (Garnet, Variety: Almandine)
| 化学組成: | Fe2+3Al2(SiO4)3 | サ イ ズ: | 19,6 x 18,5 x 18,0 & 6,7 x 6,0 x 5,7 mm | 重量: | | 透明: | | 数量: | | 産地: | Nappikallio, Kalvola, Etelä-Suomen Lääni, フィンランド (Finland) | Two fine Almandine crystals from Finland. The smaller one shows a very sharp rombododecahedron the bigger one has one contact face, where I was connected to its former mother rock.
| 
