11TT12
: Chalcocite, Quartz - Bristol Copper Mine, Connecticut
USA
Chalcocite, Quartz
Bristol Copper Mine, Bristol, Hartford County, Connecticut
USA
(±1930)
Specimen size: 5.5 × 4.7 × 3.4 cm = 2.17” × 1.85” × 1.34”
Main crystal size: 0.5 × 0.3 cm = 0.20” × 0.12”
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