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Sphalerite from
Frongoch Mine (Bron-y-Goch Mine; Llawynwnwch Mine), Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion (Dyfed; Cardiganshire), Wales, UK


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Frongoch Mine (Bron-y-Goch Mine; Llawynwnwch Mine), Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion (Dyfed; Cardiganshire), Wales, UK
© Steve Rust
Description
Comments:Major ore mineral
Habit:Massive
Colour:Dark Brown
UV Fluorescence:None
Quality of samples:Poor for species, only of interest for locality collectors. (#)
Rarity at site:Extremely common
Confirmation
Validity:Confirmed
Confirmation Methods:Visual Identification
References
References:BMS Database, UKJMM 17
Data
Mineral Data:Click here to view Sphalerite data
Locality Data:Click here to view Frongoch Mine (Bron-y-Goch Mine; Llawynwnwch Mine), Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion (Dyfed; Cardiganshire), Wales, UK
Mineral and/or Locality
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