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Bismutite from
Case Quarries, Portland, Middlesex Co., Connecticut, USA

Locality type:Quarry
Classification
Species:Bismutite
Comments:Alteration of bismuthinite and associated with yellow bismite and goethite (from oxidation of associated pyrite). Schooner (1958) says the identity of this material was confirmed by an x-ray study, made at Harvard University by Mary E. Mrose.
Habit:massive, coatings
Colour:green
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
References
References:Schooner, Richard. (1958), The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). Published by Richard Schooner; Ralph Lieser of Pappy’s Beryl Shop, East Hampton; and Howard Pate of Fluorescent House, Branford, Connecticut.; Vajdak, Josef. (1997), New Mineral Finds in 1996, News from Vajdak of Pequa Rare Minerals and Metals. Mineral News: 13:(3): 1,4,5.
Associated Minerals Based on Photo Data:
Fluorapatite3 photos of Bismutite associated with Fluorapatite at this locality.
Goethite3 photos of Bismutite associated with Goethite at this locality.
Bismite1 photo of Bismutite associated with Bismite at this locality.
Bismuthinite1 photo of Bismutite associated with Bismuthinite at this locality.
Data
Mineral Data:Click here to view Bismutite data
Locality Data:Click here to view Case Quarries, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Bismutite
1.9km (1.2 miles) A Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.7km (1.7 miles) B Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
2.7km (1.7 miles) C Husband Quarry, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
4.8km (3.0 miles) D Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.7km (8.5 miles) E Slocum prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.9km (8.6 miles) F Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
16.5km (10.3 miles) G Chrysoberyl locality, Haddam, Middlesex Co., Connecticut, USA
20.0km (12.4 miles) H Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex Co., Connecticut, USA
32.5km (20.2 miles) I Linen Company mill no. 2, Willimantic, Windham, Windham Co., Connecticut, USA
52.2km (32.4 miles) J Woodbury pegmatite quarry, Woodbury, Litchfield Co., Connecticut, USA
53.3km (33.1 miles) K Curtis Quarry (Southford Quarry; Southford pegmatite; Southbury rose quartz quarry; Bridgeport Woodfinishing Co. Quarry; Hulls Hill), Southford, Southbury, New Haven Co., Connecticut, USA
63.3km (39.3 miles) L Rockside Quarry (Mine Hill Quarry), Mine Hill (Ore Hill), Roxbury, Litchfield Co., Connecticut, USA
65.8km (40.9 miles) M Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield Co., Connecticut, USA
67.0km (41.6 miles) N Trumbull, Fairfield Co., Connecticut, USA
70.9km (44.1 miles) O Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield Co., Connecticut, USA
81.9km (50.9 miles) P Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA
100.4km (62.4 miles) Q Bedford, Westchester Co., New York, USA
Mineral and/or Locality  
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