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Ventonwyn Mine, Great Dowgas Mine (St Stephen Tin and Copper Mines), Downderry, St Stephen-in-Brannel, St Austell District, Cornwall, England, UK

UK Grid Reference: SW962504
Latitude: 50°19'4"N
Longitude: 4°51'48"W
A tin mine, which worked on the western extensions of the Great Hewas lodes. It was worked at a small scale for many years and was eventually amalgamated with Great Dowgas Mine. The grid reference marks the ruin of the engine house, which stands in the middle of a field near Ventonwyn farm.

Between 1889 and 1909, the mine produced 167 tons of black tin. Most of this ore was raised after 1903, when it was part of Great Dowgas Mine.

Mineral List

Cassiterite
'Chlorite Group'
Quartz


3 entries listed. 2 valid minerals.

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References

Dines, H.G. (1956): The metalliferous mining region of south-west England. HMSO Publications (London), Vol. 2, p. 545 (also see addenda in the 1994 reprint).

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. 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: 29th Jun 2012 11:45:45
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