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Bismutotantalite from
Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA


04222770017368436628796.jpg
Bismutotantalite

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA
04222770017368436628796.jpg
Bismutotantalite

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA
02118230017368436635256.jpg
Bismutotantalite

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA
Locality type:Quarry
Classification
Species:Bismutotantalite
Formula:BiTaO4
Comments:Very small grains to a couple of mm in matrix of albite, muscovite, quartz, elbaite. Analyzed in 2017 by Peter Cristofono and Tom Mortimer.
Habit:anhedral
Colour:gray exterior, brown interior
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Extremely Rare
Confirmation
Validity:Confirmed
Confirmation Methods:SEM-EDS
Data
Mineral Data:Click here to view Bismutotantalite data
Locality Data:Click here to view Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:1034587
Long-form Identifier:1:3:1034587:8
GUID (UUID V4):0
References
Eric Briggs collection
 
and/or  
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