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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Chalcocite from
Silver Valley Mine (Spring Valley Mine), Silver Valley, Cid Mining District, Davidson County, North Carolina, USA


Locality type:Mine
Classification
Species:Chalcocite
Formula:Cu2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view Silver Valley Mine (Spring Valley Mine), Silver Valley, Cid Mining District, Davidson County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:339238
Long-form Identifier:1:3:339238:6
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
9.6km (5.9 miles) ⓘSilver Hill Mine, Silver Hill, Silver Hill Mining District, Davidson County, North Carolina, USA
26.0km (16.1 miles) ⓘScarlett Mine (Scarlet Mine), Randolph County, North Carolina, USA
30.3km (18.8 miles) ⓘHenderson Mine, Montgomery County, North Carolina, USA
33.1km (20.6 miles) ⓘMiller Shaft, Gold Hill Mines, Gold Hill Mining District, Rowan County, North Carolina, USA
33.2km (20.6 miles) ⓘBarnhardt Mine, Gold Hill Mining District, Rowan County, North Carolina, USA
33.7km (20.9 miles) ⓘBat Shaft, Gold Hill Mining District, Rowan County, North Carolina, USA
33.9km (21.1 miles) ⓘHoneycutt Mine, Gold Hill Mining District, Rowan County, North Carolina, USA
34.8km (21.6 miles) ⓘFentress Mine (North Carolina Mine; Stith Mine), Greensboro, Guilford County, North Carolina, USA
35.6km (22.1 miles) ⓘWhitney Mine (McMackin Mine; McMakin Mine), Gold Hill Mining District, Cabarrus County, North Carolina, USA
36.3km (22.5 miles) ⓘBeard Mine, Guilford County Copper Mining District, Guilford County, North Carolina, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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