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Schorl from
Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA


Locality type:Quarry
Classification
Species:Schorl
Formula:NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Comments:common in the wall zone of the western pegmatite
Habit:unterminated, elongated prisms
Colour:black
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Schorl data
Locality Data:Click here to view Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:37387
Long-form Identifier:1:3:37387:2
GUID (UUID V4):0
Nearest other occurrences of Schorl
0.2km (0.1 miles) ⓘGotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA
0.4km (0.2 miles) ⓘBordonaro Quarry, Portland, Middlesex County, Connecticut, USA
0.7km (0.5 miles) ⓘGotta-Wannerstrom Quarry, Portland, Middlesex County, Connecticut, USA
1.2km (0.7 miles) ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA
1.4km (0.9 miles) ⓘAndrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘCase Quarries, Portland, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘCase Quarry No. 2, Case Quarries, Portland, Middlesex County, Connecticut, USA
1.6km (1.0 miles) ⓘCase Quarry No. 3, Case Quarries, Portland, Middlesex County, Connecticut, USA
2.3km (1.4 miles) ⓘHowe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
2.4km (1.5 miles) ⓘSimpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
References
Seaman (1963)
Barton and Goldsmith (1968)
 
and/or  
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