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

Mineral Species
Species:Uranophane
Formula:Ca(UO2)2(SiO3OH)2 · 5H2O
Description
Comments:Alteration of uraninite, listed by Schooner (1958) with no details, but very plausible.
Quality for species:not specified / average specimens
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
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.
Associated Minerals Based on Photo Data:
Uraninite1 photo of Uranophane associated with Uraninite at this locality.
Data
Mineral Data:Click here to view Uranophane data
Locality Data:Click here to view Case Quarries, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Uranophane
1.5km (1.0 miles) A Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
1.5km (1.0 miles) B Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex Co., Connecticut, USA
1.8km (1.1 miles) C Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex Co., Connecticut, USA
2.3km (1.4 miles) D Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.7km (1.7 miles) E Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
3.8km (2.4 miles) F Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.8km (3.0 miles) G Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.1km (5.0 miles) H White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
10.6km (6.6 miles) I Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
11.5km (7.1 miles) J Worth and Selden Quarries (Victoria Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.9km (8.6 miles) K Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
15.4km (9.6 miles) L John Salak Quarry, Haddam, Middlesex Co., Connecticut, USA
15.8km (9.8 miles) M Gillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
52.2km (32.4 miles) N Woodbury pegmatite quarry, Woodbury, Litchfield Co., Connecticut, USA
58.1km (36.1 miles) O East Village pegmatite, Monroe, Fairfield Co., Connecticut, USA
70.9km (44.1 miles) P Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield Co., Connecticut, USA
71.1km (44.2 miles) Q New England Mining Company Quarry (Roebling Mine; Hewitt's Mine), Upper Merryall, New Milford, Litchfield Co., Connecticut, USA
81.9km (50.9 miles) R Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA
85.6km (53.2 miles) S Ridgefield, Fairfield Co., Connecticut, USA
86.4km (53.7 miles) T Casey Quarry (Ridgefield pegmatite), Ridgefield, Fairfield Co., Connecticut, USA
100.4km (62.4 miles) U Baylis Quarry (Bayliss Quarry), Bedford, Westchester Co., New York, USA
100.4km (62.4 miles) V Bedford, Westchester Co., New York, USA
160.6km (99.8 miles) W I-93/Dascomb Rd. area, Andover, Essex Co., Massachusetts, USA
170.4km (105.9 miles) X Alstead, Cheshire Co., New Hampshire, USA
205.2km (127.5 miles) Y Corinth pegmatite outcrop, Corinth, Saratoga Co., New York, USA
219.1km (136.2 miles) Z Parker Mountain Mine (Buzzo Mine; Foss Mine), Parker Mountain, Strafford, Strafford Co., New Hampshire, USA
223.8km (139.1 miles) 0 Ruggles Mine, Grafton, Grafton Co., New Hampshire, USA
Mineral and/or Locality  
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