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Biringuccite

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SKY910483

Biringuccite

Rare Mineral

Description Tabs

Description
Locality: 
Larderello, Pomarance, Pisa Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.2 × 0.2 × 0.2 cm
Description

Some white prismatic crystals of the very rare Na borate mineral biringuccite from the TL and only known locality worldwide in Italy for the mineral in a completely analyzed specimen by SEM/EDS (see copy enclosed).

Boron could not be analyzed due to its very low atomic number , but it is indeed present.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Biringuccite

Formula: 
Na2B5O8(OH)·H2O
Strunz: 
6.EC.05
Crystal System: 
Monoclinic
Hardness: 
N.D. -
Colour: 
Colourless
Type Locality: 
Larderello, Pomarance, Pisa Province, Tuscany, Italy

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