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Osumilite

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SYA516935

Osumilite

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Description
Locality: 
Funtanafigu Quarry, Marrubiu, Mount Arci, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 5 × 2.2 cm
Description

A lot of sharp blue-black osumilite crystals and white trydimite crystals on matrix.

Mineral Data
What's on the rock

Osumilite

Formula: 
(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Strunz: 
9.CM.05
Hardness: 
5.0 - 6.0
Colour: 
Blue
Type Locality: 
Sakkabira, Osumi Peninsula, Kagoshima Prefecture, Kyushu Region, Japan

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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