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Zircon from
Tombstone Mining District, Cochise County, Arizona, USA


Locality type:Mining District
Classification
Species:Zircon
Formula:Zr(SiO4)
Comments:Micro-grains in light-colored, igneous rocks. Samples from Johnny Lyon Granodiorite have been dated at 1,655 ± 20 million years for the intrusive rock unit.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Zircon data
Locality Data:Click here to view Tombstone Mining District, Cochise County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:257661
Long-form Identifier:1:3:257661:9
GUID (UUID V4):0
Nearest other occurrences of Zircon
70.0km (43.5 miles) ⓘHelvetia-Rosemont Mining District, Pima County, Arizona, USA
70.0km (43.5 miles) ⓘDuquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
71.2km (44.2 miles) ⓘPatagonia Mountains, Santa Cruz County, Arizona, USA
71.5km (44.4 miles) ⓘUnnamed Zr occurrence, Greaterville Mining District, Pima County, Arizona, USA
75.5km (46.9 miles) ⓘMilpillas Mine, Milpillas, Santa Cruz Municipality, Sonora, Mexico
87.5km (54.4 miles) ⓘBuenavista Mine (Buenavista del Cobre Mine), Cananea, Cananea Municipality, Sonora, Mexico
References
Silver, Leon T., Deutsch, Sarah (1963) Uranium-Lead Isotopic Variations in Zircons: A Case Study. The Journal of Geology, 71 (6) 721-758 doi:10.1086/626951
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.431
 
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