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Thorogummite & Synchysite-(Y)

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SHS214919

Thorogummite & Synchysite-(Y)

Description Tabs

Description
Locality: 
South Platte Pegmatite, Jefferson County, Colorado, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
2.9 × 2 × 1.9 cm
Description

 Nice thorogummite with synchysite y and thorite in matrix

Mineral Data
What's on the rock

Synchysite-(Y)

Formula: 
Ca(Y,Ce)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
6.0 - 6.5
Type Locality: 
Scrub Oak Mine (Replogle Mine), Mine Hill Borough, Morris Co., New Jersey, USA