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Bertrandite & Kamphaugite-(Y)

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SER1111398

Bertrandite & Kamphaugite-(Y)

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Description
Locality: 
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.5 × 3.5 cm
Description

a vug filled with albite and quartz crystals hosts several colourless needles of bertrandite and tiny white balls of kamphaugite-Y on muscovite

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France

Kamphaugite-(Y)

Formula: 
Ca(Y,REE)(CO3)2(OH)·H2O
Strunz: 
5.DC.10
Crystal System: 
Tetragonal
Hardness: 
2.0 - 3.0
Streak: 
White
Type Locality: 
Hørtekollen, Sylling, Lier, Buskerud, Norway

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Start 22 Apr 18:00
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