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Kainosite-(Y) & Allanite

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SER123174

Kainosite-(Y) & Allanite

Description Tabs

Description
Locality: 
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.9 × 2.7 × 2.9 cm
Description

a group of pink, prismatic crystals of kainosite-y with minor, brown allanite crystals

Mineral Data
What's on the rock

Kainosite-(Y)

Formula: 
Ca2(Y,Ce)2(Si4O12)(CO3)·H2O
Strunz: 
9.CF.10
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 6.0
Type Locality: 
Igletjødn feldspar quarry (Igletjern), Hæstad, Hidra (Hitterø), Flekkefjord, Vest-Agder, Norway

Allanite

Synonym Of: 

Allanite-(Ce)

Formula: 
{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
5.5 - 6.0

Allanite-(La)

Formula: 
{CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
6.0

Allanite-(Y)

Formula: 
{CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Hardness: 
5.5 - 6.5