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Monazite-(Ce) Laumontite & Quartz

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SER769413

Monazite-(Ce) Laumontite & Quartz

ex Domenico Forloni collection

Description Tabs

Description
Locality: 
Premia, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 2.3 × 0.3 cm
Description

several pink , lustrous monazite crystals on gneiss with several colourless quartz and white laumontite prisms

Mineral Data
What's on the rock

Monazite-(Ce)

Formula: 
(Ce,La,Nd,Th)(PO4)
Strunz: 
8.AD.50
Hardness: 
5.0 - 5.5
Type Locality: 
Ilmen Natural Reserve, Ilmen Mts, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...

Laumontite

Formula: 
CaAl2Si4O12·4H2O
Strunz: 
9.GB.10
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Huelgoat (Locmaria-Berrien), Finistère, Brittany, France

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White