編號 102729144
已出售
最終出價
€ 30
2 小時前
带有 Jarosite 晶体的 Psilomelane，罕见标本，来自拉夫里奥矿区 - 高度: 7 cm - 闊度: 5 cm- 132 g
Size 7 x 5 x 4 cm - weight 132 grams
A rare specimen
Psilomelane with Jarosite crystals, the composition is completed by microcrystals of Azurite Malachite Gibbsite on the parent rock of Limonite.
A complex rare mineral from the ancient mines of Lavrion
From '' Εsperanza'' Mine, Agios Konstantinos, Lavrion mining district, Lavreotiki, East Attica, Greece
Psilomelane - The name has reference to this characteristic appearance, from the Greek for (naked, smooth) and (black)
Psilomelane is a group name for hard black manganese oxides including hollandite and romanechite. Psilomelane consists of hydrous manganese oxide with variable amounts of barium and potassium.
will be sent with a security number
編號 102729144
已出售
带有 Jarosite 晶体的 Psilomelane，罕见标本，来自拉夫里奥矿区 - 高度: 7 cm - 闊度: 5 cm- 132 g
Size 7 x 5 x 4 cm - weight 132 grams
A rare specimen
Psilomelane with Jarosite crystals, the composition is completed by microcrystals of Azurite Malachite Gibbsite on the parent rock of Limonite.
A complex rare mineral from the ancient mines of Lavrion
From '' Εsperanza'' Mine, Agios Konstantinos, Lavrion mining district, Lavreotiki, East Attica, Greece
Psilomelane - The name has reference to this characteristic appearance, from the Greek for (naked, smooth) and (black)
Psilomelane is a group name for hard black manganese oxides including hollandite and romanechite. Psilomelane consists of hydrous manganese oxide with variable amounts of barium and potassium.
will be sent with a security number
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