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Gummite from
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA


Locality type:Quarry
Classification
Species:'Gummite' (not an IMA approved species)
Comments:Material labeled "gummite" in the Yale collection appears as yellow encrustations on cleavelandite and columbite. Portions fluoresce weakly or strongly in SW UV so appear more likely to be uranophane and meta-autunite.
Habit:encrustations
Colour:yellow
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Rare
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Gummite data
Locality Data:Click here to view Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:130896
Long-form Identifier:1:3:130896:9
GUID (UUID V4):dcc357dc-c641-4eaf-b4cd-b4c6e12b8f1e
Nearest other occurrences of Gummite
12.1km (7.5 miles) Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA
18.5km (11.5 miles) Consolidated Feldspar Mining Corporation's plant, Bedford, Westchester County, New York, USA
18.5km (11.5 miles) Bedford, Westchester County, New York, USA
43.2km (26.8 miles) New England Mining Company Quarry (Roebling Mine; Hewitt's Mine), Upper Merryall, New Milford, Litchfield County, Connecticut, USA
61.3km (38.1 miles) Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA
73.5km (45.6 miles) Middletown, Middlesex County, Connecticut, USA
79.3km (49.3 miles) Schoonmaker Mine, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
81.0km (50.3 miles) Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
References
 
Mineral and/or Locality  
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