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Ichnusaite & Nuragheite

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SMM723186

Ichnusaite & Nuragheite

Type Locality
Rare Mineral

Description Tabs

Description
Locality: 
Punta de Su Seinargiu, Sarroch, Cagliari Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.3 × 1.2 cm
Description

Group of thin, rhombic, milk-white crystals of ichnusaite and/or nuragheite, two extremely rare thorium and molybdenum minerals, the only ones known of this two elements together, they are closely related to each other, their structure differs only for two water molecule, which is why they can not be distinguished from each other except with a destructive test. This sample was subjected to a non-destructive test which confirmed the presence of the two elements Mo and Th. Very good specimen!

Boxed with Label
Mineral Data
What's on the rock

Ichnusaite

Formula: 
Th(MoO4)2·3H2O
Hardness: 
0.0
Colour: 
Colorless
Type Locality: 
Punta de Su Seinargiu (Su Senargiu), Sarroch, Cagliari Province, Sardinia, Italy

Nuragheite

Formula: 
Th(MoO4)2·H2O
Hardness: 
0.0
Type Locality: 
Punta de Su Seinargiu (Su Senargiu), Sarroch, Cagliari Province, Sardinia, Italy

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