Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Chalcedony from
Caustin mine, National Mining District, Humboldt County, Nevada, USA


Locality type:Mine
Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Caustin mine, National Mining District, Humboldt County, Nevada, USA
Data Identifiers
Mindat Occurrence Record ID:1545402
Long-form Identifier:1:3:1545402:9
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
4.4km (2.7 miles) ⓘBell vein, Buckskin Mountain, National Mining District, Humboldt County, Nevada, USA
4.6km (2.9 miles) ⓘMcCormick group, National Mining District, Humboldt County, Nevada, USA
4.9km (3.0 miles) ⓘBuckskin Mountain, National Mining District, Humboldt County, Nevada, USA
5.0km (3.1 miles) ⓘBuckskin National mine, Buckskin Mountain, National Mining District, Humboldt County, Nevada, USA
22.1km (13.7 miles) ⓘCordero Mine, Opalite Mining District, Humboldt County, Nevada, USA
22.3km (13.9 miles) ⓘMcDermitt Mine, Opalite Mining District, Humboldt County, Nevada, USA
23.7km (14.7 miles) ⓘMcDermitt Dendrite, Malheur County, Oregon, USA
36.2km (22.5 miles) ⓘBretz Mine, Opalite Mining District (McDermitt Mining District), Malheur County, Oregon, USA
45.3km (28.2 miles) ⓘMontana Mountains deposit, Disaster Mining District, Montana Mountains, Humboldt County, Nevada, USA
45.3km (28.2 miles) ⓘKings Valley, Disaster Mining District, Montana Mountains, Humboldt County, Nevada, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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