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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Sillimanite from
Gettys No. 1 Mine, Cleveland County, North Carolina, USA


Locality type:Mine
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Gettys No. 1 Mine, Cleveland County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:370458
Long-form Identifier:1:3:370458:5
GUID (UUID V4):0
Nearest other occurrences of Sillimanite
8.1km (5.0 miles) ⓘCliff Blanton Mine, Shelby, Cleveland County, North Carolina, USA
8.3km (5.2 miles) ⓘWalter Davis Mine, Cleveland County, North Carolina, USA
10.1km (6.3 miles) ⓘMary Gold Mine, Cleveland County, North Carolina, USA
11.0km (6.8 miles) ⓘMartin Mine, Cleveland County, North Carolina, USA
15.5km (9.6 miles) ⓘC. B. McSwain Mine, Cleveland County, North Carolina, USA
21.2km (13.2 miles) ⓘHull Mine, Lincoln County, North Carolina, USA
22.4km (13.9 miles) ⓘHawkins Branch Cassiterite occurrence (Meadow Creek occurrence), Cleveland County, North Carolina, USA
22.6km (14.0 miles) ⓘTallant prospect, Catawba County, North Carolina, USA
23.1km (14.3 miles) ⓘShull Mine (John Dillinger Mine), Lincoln County, North Carolina, USA
26.6km (16.5 miles) ⓘJ.C. Mills Mine (Mill's Mine; Mills's Mine), Brindletown, Burke County, North Carolina, USA
References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.
 
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