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Tourmaline from
Becker Quarry, Willington, Tolland County, Connecticut, USA


Locality type:Quarry
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Formation:Primary
Comments:very sharp, lustrous pocket crystals to several cms. Species likely schorl or perhaps dravite.
Habit:trigonal elongated, striated prisms with rhombhedral terminations
Colour:black
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Heulandite Subgroup6
Quartz3
Calcite2
Pyrite2
Muscovite1
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Becker Quarry, Willington, Tolland County, Connecticut, USA
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:97388
Long-form Identifier:1:3:97388:5
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
31.4km (19.5 miles) Brack Gem prospect (Brack prospect), East Glastonbury, Glastonbury, Hartford County, Connecticut, USA
36.5km (22.7 miles) Hollister prospects, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
37.0km (23.0 miles) Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
37.2km (23.1 miles) Linkpot cut, Airline Railroad, East Hampton, Middlesex County, Connecticut, USA
37.8km (23.5 miles) Tourmaline locality, Airline Railroad, East Hampton, Middlesex County, Connecticut, USA
38.1km (23.7 miles) Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA
38.7km (24.0 miles) Gotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA
38.9km (24.1 miles) Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
40.0km (24.8 miles) Great Hill cobalt mines, Cobalt, East Hampton, Middlesex County, Connecticut, USA
40.8km (25.3 miles) Schoonmaker Mine, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
References
 
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