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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Chlorite Group from
Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA


03494460017404924019662.jpg
Chlorite Group

Big Rock Quarry, Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA
03494460017404924019662.jpg
Chlorite Group

Big Rock Quarry, Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA
08223950017392577879360.jpg
Chlorite Group

Big Rock Quarry, Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA
Locality type:Quarry
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Natrolite2
Fluorite2
Albite2
Pyrophanite2
Quartz2
Titanite1
Biotite1
Pyrite1
Helvine1
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA
Data Identifiers
Mindat Occurrence Record ID:49435
Long-form Identifier:1:3:49435:1
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
2.8km (1.7 miles) ⓘGranite Mountain Quarry No. 1, Granite Mountain Area, Little Rock, Pulaski County, Arkansas, USA
10.2km (6.3 miles) ⓘBig Rock Quarry (Big Rock Sandstone Quarry), North Little Rock, Pulaski County, Arkansas, USA
15.0km (9.3 miles) ⓘJeffrey Quarry, Jeffrey, Pulaski County, Arkansas, USA
25.7km (16.0 miles) ⓘArkansas Talc Co. Mine (Warner Mine; Duke Warner Mine), Salem, Saline County, Arkansas, USA
43.1km (26.8 miles) ⓘBarber Mine (H. L. Barber Mine), Paron, Saline County, Arkansas, USA
43.9km (27.3 miles) ⓘParon, Saline County, Arkansas, USA
48.4km (30.1 miles) ⓘWillis Mine (Rickards Mine), Paron, Saline County, Arkansas, USA
49.9km (31.0 miles) ⓘFairchild Mine, Paron, Saline County, Arkansas, USA
56.7km (35.2 miles) ⓘKimzey Calcite Quarry (Calcite Hill), Magnet Cove, Hot Spring County, Arkansas, USA
57.0km (35.4 miles) ⓘMo-Ti Corporation prospect, Magnet Cove, Hot Spring County, Arkansas, USA
References
Rocks & Min.:63:120.
 
and/or  
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