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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Opal from
Pass Occurrence, Crater Island Mining District, Crater Island, Box Elder County, Utah, USA


Locality type:Occurrence
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Pass Occurrence, Crater Island Mining District, Crater Island, Box Elder County, Utah, USA
Data Identifiers
Mindat Occurrence Record ID:999324
Long-form Identifier:1:3:999324:2
GUID (UUID V4):0
Nearest other occurrences of Opal
57.1km (35.5 miles) ⓘOasis, Pequop Mining District, Elko County, Nevada, USA
65.9km (40.9 miles) ⓘDiatom Gulch Occurrence, Grassy Mountains, Tooele County, Utah, USA
75.0km (46.6 miles) ⓘIndian Springs Tungsten Mine (Gamble Ranch Mine; Ludwig Tungsten Mine; Tunnel Mine), Delano Mining District, Elko County, Nevada, USA
82.0km (51.0 miles) ⓘPeplin Flats Diatomite Occurrence, Hogup Mountains, Box Elder County, Utah, USA
83.5km (51.9 miles) ⓘKelton Butte Diatomite Occurrence, Hogup Mountains, Box Elder County, Utah, USA
86.8km (53.9 miles) ⓘDelle Diatomaceous Earth Occurrence, Lakeside Mining District, Tooele County, Utah, USA
96.3km (59.8 miles) ⓘUnnamed workings (Alabama; New Deal; May Bell; Lost Hope; Silver Bell; Silver Star claims?), Loray Mining District, Elko County, Nevada, USA
96.7km (60.1 miles) ⓘSilver Star Mine (Alabama Mine [?]; Silver Queen Mine [?]), Contact Mining District, Elko County, Nevada, USA
97.0km (60.3 miles) ⓘAlvarado Mine, Gold Hill, Gold Hill Mining District (Clifton Mining District), Tooele County, Utah, USA
97.0km (60.3 miles) ⓘMurphy-Lucky Strike Prospects, Gold Hill Mining District (Clifton Mining District), Tooele County, Utah, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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