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Heulandite Subgroup from
Yellowstone National Park, USA


Locality type:National Park
Classification
Species:'Heulandite Subgroup' (not an IMA approved species)
Formula:(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Heulandite Subgroup data
Locality Data:Click here to view Yellowstone National Park, USA
Data Identifiers
Mindat Occurrence Record ID:614016
Long-form Identifier:1:3:614016:8
GUID (UUID V4):0
References
Bird, Dennis K., Schiffman, Peter, Elders, Wilfred A., Williams, Alan E., McDowell, S. Douglas (1984) Calc-silicate mineralization in active geothermal systems. Economic Geology, 79 (4) 671-695 doi:10.2113/gsecongeo.79.4.671
 
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