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Actinolite from
Gibson Arroyo area, Little Ajo Mountains, Ajo Mining District, Pima County, Arizona, USA


Locality type:Mining Area
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Comments:Coatings on joint cracks in Cornelia quartz monzonite just west of the Gibson Arroyo. Presumably no relation to the ore deposit, though nearby quartz monzonite has been somewhat albitized.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Gibson Arroyo area, Little Ajo Mountains, Ajo Mining District, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:285463
Long-form Identifier:1:3:285463:2
GUID (UUID V4):0
References
Gilluly, J. (1946), The Ajo mining district, Arizona, USGS PP 209: 93..
Thomas, William J., Gibbs, Ronald B. (1983) Famous Mineral Localities: The New Cornelia Mine, Ajo, Arizona. The Mineralogical Record, 14 (5) 283-298
 
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