Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Chalcedony from
Hidden Treasure Mine, Lake City, Lake City Mining District, Hinsdale County, Colorado, 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 Hidden Treasure Mine, Lake City, Lake City Mining District, Hinsdale County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:355393
Long-form Identifier:1:3:355393:0
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
1.0km (0.6 miles) ⓘOulay Mine, Lake City, Lake City Mining District, Hinsdale County, Colorado, USA
7.6km (4.7 miles) ⓘGolden Fleece Mine, Lake City, Lake City Mining District, Hinsdale County, Colorado, USA
9.6km (5.9 miles) ⓘUncompahgre Peak, Hinsdale County, Colorado, USA
36.5km (22.7 miles) ⓘLittle Dora Mine, San Juan County, Colorado, USA
41.0km (25.5 miles) ⓘLast Chance Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
41.1km (25.5 miles) ⓘAmethyst Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
41.8km (26.0 miles) ⓘBachelor Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
41.9km (26.0 miles) ⓘBulldog Mountain Mine, Creede Mining District, Mineral County, Colorado, USA
42.2km (26.2 miles) ⓘCommodore Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
47.4km (29.4 miles) ⓘGood Hope Mine (Mammoth Good Hope Mine; Mammoth-Good Hope Mine; Mammoth Chimney Mine), Vulcan, Vulcan Mining District (Cebolla Mining District; Domingo Mining District), Gunnison County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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