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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Amethyst from
Exchequer Tunnel Occurrence, Creede Mining District, Mineral County, Colorado, USA


Locality type:Occurrence
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view Exchequer Tunnel Occurrence, Creede Mining District, Mineral County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:378481
Long-form Identifier:1:3:378481:5
GUID (UUID V4):0
Nearest other occurrences of Amethyst
0.4km (0.2 miles) ⓘCommodore Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
0.4km (0.2 miles) ⓘEmperius Mine, Creede Mining District, Mineral County, Colorado, USA
0.7km (0.4 miles) ⓘBachelor Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
0.8km (0.5 miles) ⓘOverholt Lode, Creede Mining District, Mineral County, Colorado, USA
1.2km (0.7 miles) ⓘBulldog Mountain Mine, Creede Mining District, Mineral County, Colorado, USA
1.3km (0.8 miles) ⓘMammoth Mine, Creede Mining District, Mineral County, Colorado, USA
2.0km (1.2 miles) ⓘLast Chance Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
2.0km (1.3 miles) ⓘAmethyst Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
2.7km (1.7 miles) ⓘHappy Thought Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
3.2km (2.0 miles) ⓘPark Regent Mine, Amethyst vein, Creede Mining District, Mineral County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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