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Heulandite Subgroup from
Second Railroad Cut North of Malpais Hill, Malpais Hill area, Dudleyville, Pinal County, Arizona, USA


Locality type:Hill
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 Second Railroad Cut North of Malpais Hill, Malpais Hill area, Dudleyville, Pinal County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:241687
Long-form Identifier:1:3:241687:8
GUID (UUID V4):0
Nearest other occurrences of Heulandite Subgroup
2.0km (1.2 miles) ⓘNorth railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
2.7km (1.7 miles) ⓘMiddle railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
3.0km (1.9 miles) ⓘSouth railway cut, Malpais Hill, Dudleyville, Pinal County, Arizona, USA
25.6km (15.9 miles) ⓘMammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth Mining District, Pinal County, Arizona, USA
33.1km (20.6 miles) ⓘRay Mine, Scott Mountain, Pinal County, Arizona, USA
References
Thomssen, Richard W. (1983) The Minerals of Malpais Hill, Pinal County, Arizona. The Mineralogical Record, 14 (2) 109-113
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.
 
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