Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Opal from
Tangganshan Mine, Heshan District, Yiyang, Hunan, China


Locality type:Mine
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Tangganshan Mine, Heshan District, Yiyang, Hunan, China
Data Identifiers
Mindat Occurrence Record ID:793907
Long-form Identifier:1:3:793907:5
GUID (UUID V4):0
Nearest other occurrences of Opal
63.6km (39.5 miles) ⓘBaihua’ao Fluorite deposit, Lianyuan Co., Loudi, Hunan, China
80.2km (49.8 miles) ⓘHeling Mn deposit, Yuhu District, Xiangtan, Hunan, China
References
Ziqiang Wei (1976): Geology and Prospecting 12(8), 25-29
 
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