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Opal Var Menilite

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RSL562322

Opal Var Menilite

Description Tabs

Description
Locality: 
Agramón, Albacete, Castilla La Mancha, Spain
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.8 × 7.6 × 4 cm
Largest Crystal: 
5.00cm
Description

Very "curious" specimen of these opals from the gypsum quarries of Agramón. It is not so common to find them in a consolidated matrix.

Mineral Data
What's on the rock

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Streak: 
White

Menilite

Variety Of: 

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Hardness: 
0.0