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Apophyllite Group from
New Almaden Mine (New Almaden Mines), New Almaden, New Almaden Mining District, Santa Clara County, California, USA


Locality type:Mine
Classification
Species:'Apophyllite Group' (not an IMA approved species)
Formula:AB4[Si8O20]X · 8H2O
Comments:Well-developed crystals line crevices in rock.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Gyrolite
Data
Mineral Data:Click here to view Apophyllite Group data
Locality Data:Click here to view New Almaden Mine (New Almaden Mines), New Almaden, New Almaden Mining District, Santa Clara County, California, USA
Data Identifiers
Mindat Occurrence Record ID:687066
Long-form Identifier:1:3:687066:9
GUID (UUID V4):0
Nearest other occurrences of Apophyllite Group
89.6km (55.7 miles) ⓘMarshall Beach, Fort Point, San Francisco, San Francisco County, California, USA
90.1km (56.0 miles) ⓘFort Point, San Francisco, San Francisco County, California, USA
References
[…American Journal of Science, 3rd. series: 38: 128-129]: 22 (128-129)
Clarke, F.W. (1889), A new occurrence of gyrolite: USGS Bulletin 64: 22-23
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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