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Wolframite from
Silver Valley Mine (William and Mary Worth Mine; incl. Ashburton Mine), Sevenstones, Calstock, Cornwall, England, UK

Locality type:Mine
Classification
Species:'Wolframite' (not an IMA approved species)
Formula:(Fe2+)WO4 to (Mn2+)WO4
Confirmation
Validity:Believed Valid
References
References:Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 2, HMSO Publications (London), pp. 633-634
Data
Mineral Data:Click here to view Wolframite data
Locality Data:Click here to view Silver Valley Mine (William and Mary Worth Mine; incl. Ashburton Mine), Sevenstones, Calstock, Cornwall, England, UK
Nearest other occurrences of Wolframite
0.8km (0.5 miles) A West Prince of Wales Mine, Sevenstones, Calstock, Cornwall, England, UK
1.2km (0.7 miles) B East Kit Hill Mine, Kit Hill United Mines (incl. Kit Hill Great Consols), Callington, Stokeclimsland, Cornwall, England, UK
1.6km (1.0 miles) C Kit Hill Mine (Kit Hill Consols), Kit Hill United Mines (incl. Kit Hill Great Consols), Callington, Stokeclimsland, Cornwall, England, UK
2.3km (1.4 miles) D Excelsior Mine (incl. Excelsior Tunnel), Stokeclimsland, Cornwall, England, UK
2.7km (1.7 miles) E Kelly Bray Mine, Callington United Mines (incl. Emmens United Mines), Stokeclimsland, Cornwall, England, UK
2.8km (1.7 miles) F Hingston Down Consols, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
3.0km (1.8 miles) G Wheal Tom, Stokeclimsland, Cornwall, England, UK
3.0km (1.8 miles) H Redmoor Mine (East Cornwall United Mines), Callington United Mines (incl. Emmens United Mines), Stokeclimsland, Cornwall, England, UK
3.1km (1.9 miles) I Hingston Down Quarry, Gunnislake, Calstock, Cornwall, England, UK
3.3km (2.0 miles) J Wheal Benny, Latchley, Calstock, Cornwall, England, UK
3.3km (2.1 miles) K Holmbush Mine, Callington United Mines (incl. Emmens United Mines), Stokeclimsland, Cornwall, England, UK
3.6km (2.2 miles) L New Consols (New Great Consols; New Wheal Martha; Great Wheal Martha; Wheal Martha), Luckett, Callington, Stokeclimsland, Cornwall, England, UK
3.6km (2.3 miles) M Downgate Mine, Stokeclimsland, Cornwall, England, UK
3.7km (2.3 miles) N Broadgate Mine, New Consols (New Great Consols; New Wheal Martha; Great Wheal Martha; Wheal Martha), Luckett, Callington, Stokeclimsland, Cornwall, England, UK
4.0km (2.5 miles) O Drakewalls Mine, Drakewalls, Calstock, Cornwall, England, UK
4.2km (2.6 miles) P Gunnislake Clitters Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
4.2km (2.6 miles) Q East Gunnislake Mine (in part: South Bedford and East Gunnislake Mine), Gunnislake, Calstock, Cornwall, England, UK
4.3km (2.7 miles) R Wheal Frementor, Devon Great Consols, Gulworthy, West Devon, Devon, England, UK
4.7km (2.9 miles) S Wheal Arthur (Wheal Phoenix; Slime Veor Mine), Drakewalls, Calstock, Cornwall, England, UK
4.9km (3.1 miles) T Old Gunnislake Mine (Gunnislake Mine), Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
5.0km (3.1 miles) U West Hawkmoor Mine, Hawkmoor Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
5.3km (3.3 miles) V South Bedford Mine (South Gunnislake Mine; in part: South Bedford and East Gunnislake Mine), Gulworthy, West Devon, Devon, England, UK
5.6km (3.5 miles) W Hawkmoor Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
6.1km (3.8 miles) X Wheal Emma, Devon Great Consols, Gulworthy, West Devon, Devon, England, UK
12.7km (7.9 miles) Y Cheesewring Quarry, Minions, Linkinhorne, Cornwall, England, UK
13.2km (8.2 miles) Z Hawkswood Mine (Hawk's Wood Mine), North Hill, Cornwall, England, UK
14.3km (8.9 miles) 0 Penhale Mine, Penhale and Trecarne United Mine (Caradon United Mines), Common Moor, St Cleer, Cornwall, England, UK
17.6km (10.9 miles) 1 Treburland Mine, Altarnun, Cornwall, England, UK
19.5km (12.1 miles) 2 Gravel Quarry, Trewint, Altarnun, Cornwall, England, UK
21.8km (13.5 miles) 3 Gazeland China Clay Works, St Neot, Cornwall, England, UK
23.1km (14.4 miles) 4 Treveddoe Mine (Old Wheal Whisper), Warleggan, Cornwall, England, UK
30.9km (19.2 miles) 5 Wheal Maudlin (Wheal Mawdlin; Wheal Magdalen), Lostwithiel, Cornwall, England, UK
36.7km (22.8 miles) 6 Mulberry Mine (Mulberry Hill Mine), Mulberry Downs, Lanivet, Cornwall, England, UK
39.0km (24.2 miles) 7 Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UK
39.5km (24.5 miles) 8 Goonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, England, UK
39.7km (24.7 miles) 9 Bunny Mine (Bonny Mine; Wheal Eliza; St Austell Hills Mine; Shelton Mine), Stenalees, Treverbyn, Cornwall, England, UK
Mineral and/or Locality  
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