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Trial level, Vigra Mine, Bontddu, Dolgellau Gold Belt, Gwynedd (Merionethshire), Wales, UK

Chalcoalumite
Trial level, Vigra Mine, Bontddu, Dolgellau Gold Belt, Gwynedd, Wales, UK

Photo: Steve Rust
UK Grid Reference: SH657194
Latitude: 52°45'18"N
Longitude: 3°59'24"W
A trial adit, only 30-40m in length, above small dumps on the hillside, in the general area of the Vigra Mine set. There appears to be no record of when the adit was driven.

The adit intersects a vein on it's footwall after 20m. There is no stoping.

Mineral List

Aragonite
Arsenopyrite
Brochantite
Chalcoalumite
Chalcocite
Chalcophyllite
'Chlorite Group'
Chrysocolla
Cobaltite
Copper
Covellite
Cuprite
Devilline
Erythrite
Gypsum
Langite
Malachite
'Mica Group'
Monohydrocalcite
Pyrite
Pyrrhotite
Quartz
Sphalerite
Tyrolite
Wroewolfeite


25 entries listed. 23 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 25th Jun 2011 07:51:23
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