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Wheal Buller, Wheal Buller and Beauchamp, Redruth, Cornwall, England, UKi
Regional Level Types
Wheal BullerMine (Abandoned)
Wheal Buller and BeauchampMine
RedruthCivil Parish
CornwallCounty
EnglandConstituent Country
UKCountry

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Latitude & Longitude (WGS84):
50° 12' 51'' North , 5° 13' 22'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SW701400
Type:
Mine (Abandoned) - last checked 2024
KΓΆppen climate type:
Nearest Settlements:
PlacePopulationDistance
Four Lanes1,416 (2017)1.9km
Redruth42,690 (2017)2.1km
St. Day700 (2011)3.8km
North Country773 (2017)4.1km
Stithians1,463 (2017)4.3km
Mindat Locality ID:
896
Long-form identifier:
mindat:1:2:896:2
GUID (UUID V4):
45905179-baa6-432b-ac96-c59fdfdd51cc


Wheal Buller was formed out of the neighbouring workings of Trewirgie Downs and Wheal Beauchamp, enabling underground access to one mile of some of the richest copper lodes in Cornwall. The mine commenced work in 1819 when it produced 11 tons of ore and by 1825 had achieved its maximum ore production level of 6,230 tons. By 1836 production had fallen so low that further work was abandoned and the mine closed.

In 1848 the mine reopened with new workings to the north and west and by 1853 its monthly profits had risen to Β£5,170. Up until this time the ore had been raised by horse whim, but during 1851 a steam-powered winding engine was installed with two more engines the following year, one being purchased from Harvey's of Hayle.

By 1856 Wheal Buller was able to pay the highest dividend to its shareholders of any mine in the county. This was however short-lived since the dramatic rise in production levels of 1853 was matched by an equally dramatic decline in 1868. Between 1862 and 1868 an attempt was made to avert this decline with the sinking of two new shafts, concentrating on the production of tin ore from 1859 to 1875. Failure to locate sufficiently rich new reserves forced the sale of the mine's equipment and it ceased operation in 1875. A subsequent reworking of Hocking's Shaft between 1928 and 1930, during which it was deepened by a further one thousand feet, proved unsuccessful and Wheal Buller was once again abandoned.

Between 1819 and 1875 Wheal Buller produced 141,707 tons of copper ore and between 1859 and 1875, 1,373 tons of black tin.

The site was surveyed by Cornwall Archaeological Unit in 1997-98 in advance of a shaft capping scheme by Kerrier District Council. Extant features included remains of a probable engine house wall at Davey's Shaft, an arched tunnel which possibly carried water from here to processing areas downslope, and walling at Whitford's Shaft associated with flat-rods coming from Davey's Shaft, forming part of the flat-rod angle-bob pit.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


22 valid minerals.

Detailed Mineral List:

β“˜ Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
β“˜ Azurite
Formula: Cu3(CO3)2(OH)2
β“˜ Bornite
Formula: Cu5FeS4
β“˜ Calcite
Formula: CaCO3
β“˜ Cassiterite
Formula: SnO2
β“˜ Chalcocite
Formula: Cu2S
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ 'Chlorite Group'
β“˜ Copper
Formula: Cu
β“˜ Cuprite
Formula: Cu2O
β“˜ Fluorite
Formula: CaF2
β“˜ Goethite
Formula: Ξ±-Fe3+O(OH)
β“˜ 'Limonite'
β“˜ Malachite
Formula: Cu2(CO3)(OH)2
β“˜ Olivenite
Formula: Cu2(AsO4)(OH)
β“˜ Opal
Formula: SiO2 · nH2O
β“˜ Pyrite
Formula: FeS2
β“˜ Quartz
Formula: SiO2
β“˜ Quartz var. Amethyst
Formula: SiO2
β“˜ Quartz var. Citrine
Formula: SiO2
β“˜ Quartz var. Rock Crystal
Formula: SiO2
β“˜ Quartz var. Smoky Quartz
Formula: SiO2
β“˜ Siderite
Formula: FeCO3
β“˜ Tenorite
Formula: CuO
β“˜ Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
β“˜ Tristramite
Formula: (Ca,U,Fe)(PO4,SO4) · 2H2O
β“˜ Uraninite
Formula: UO2
β“˜ Uraninite var. Pitchblende
Formula: UO2
β“˜ Zippeite
Formula: K3(UO2)4(SO4)2O3(OH) · 3H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
β“˜Chalcocite2.BA.05Cu2S
β“˜Bornite2.BA.15Cu5FeS4
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Pyrite2.EB.05aFeS2
Group 3 - Halides
β“˜Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
β“˜Goethite4.00.Ξ±-Fe3+O(OH)
β“˜Cuprite4.AA.10Cu2O
β“˜Tenorite4.AB.10CuO
β“˜Quartz
var. Amethyst
4.DA.05SiO2
β“˜var. Smoky Quartz4.DA.05SiO2
β“˜4.DA.05SiO2
β“˜var. Rock Crystal4.DA.05SiO2
β“˜var. Citrine4.DA.05SiO2
β“˜Opal4.DA.10SiO2 Β· nH2O
β“˜Cassiterite4.DB.05SnO2
β“˜Uraninite
var. Pitchblende
4.DL.05UO2
β“˜4.DL.05UO2
Group 5 - Nitrates and Carbonates
β“˜Siderite5.AB.05FeCO3
β“˜Calcite5.AB.05CaCO3
β“˜Azurite5.BA.05Cu3(CO3)2(OH)2
β“˜Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Zippeite7.EC.05K3(UO2)4(SO4)2O3(OH) Β· 3H2O
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Olivenite8.BB.30Cu2(AsO4)(OH)
β“˜Tristramite8.CJ.45(Ca,U,Fe)(PO4,SO4) Β· 2H2O
β“˜Autunite8.EB.05Ca(UO2)2(PO4)2 Β· 10-12H2O
β“˜Torbernite8.EB.05Cu(UO2)2(PO4)2 Β· 12H2O
Unclassified
β“˜'Chlorite Group'-
β“˜'Limonite'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Hβ“˜ AzuriteCu3(CO3)2(OH)2
Hβ“˜ GoethiteΞ±-Fe3+O(OH)
Hβ“˜ MalachiteCu2(CO3)(OH)2
Hβ“˜ OliveniteCu2(AsO4)(OH)
Hβ“˜ OpalSiO2 · nH2O
Hβ“˜ TorberniteCu(UO2)2(PO4)2 · 12H2O
Hβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
Hβ“˜ ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2O
CCarbon
Cβ“˜ AzuriteCu3(CO3)2(OH)2
Cβ“˜ CalciteCaCO3
Cβ“˜ MalachiteCu2(CO3)(OH)2
Cβ“˜ SideriteFeCO3
OOxygen
Oβ“˜ Quartz var. AmethystSiO2
Oβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Oβ“˜ AzuriteCu3(CO3)2(OH)2
Oβ“˜ CalciteCaCO3
Oβ“˜ CassiteriteSnO2
Oβ“˜ Quartz var. CitrineSiO2
Oβ“˜ CupriteCu2O
Oβ“˜ GoethiteΞ±-Fe3+O(OH)
Oβ“˜ MalachiteCu2(CO3)(OH)2
Oβ“˜ OliveniteCu2(AsO4)(OH)
Oβ“˜ OpalSiO2 · nH2O
Oβ“˜ Uraninite var. PitchblendeUO2
Oβ“˜ QuartzSiO2
Oβ“˜ SideriteFeCO3
Oβ“˜ Quartz var. Smoky QuartzSiO2
Oβ“˜ TenoriteCuO
Oβ“˜ TorberniteCu(UO2)2(PO4)2 · 12H2O
Oβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
Oβ“˜ UraniniteUO2
Oβ“˜ ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2O
Oβ“˜ Quartz var. Rock CrystalSiO2
FFluorine
Fβ“˜ FluoriteCaF2
SiSilicon
Siβ“˜ Quartz var. AmethystSiO2
Siβ“˜ Quartz var. CitrineSiO2
Siβ“˜ OpalSiO2 · nH2O
Siβ“˜ QuartzSiO2
Siβ“˜ Quartz var. Smoky QuartzSiO2
Siβ“˜ Quartz var. Rock CrystalSiO2
PPhosphorus
Pβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Pβ“˜ TorberniteCu(UO2)2(PO4)2 · 12H2O
Pβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
SSulfur
Sβ“˜ BorniteCu5FeS4
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ ChalcociteCu2S
Sβ“˜ PyriteFeS2
Sβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
Sβ“˜ ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2O
KPotassium
Kβ“˜ ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2O
CaCalcium
Caβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Caβ“˜ CalciteCaCO3
Caβ“˜ FluoriteCaF2
Caβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
FeIron
Feβ“˜ BorniteCu5FeS4
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ GoethiteΞ±-Fe3+O(OH)
Feβ“˜ PyriteFeS2
Feβ“˜ SideriteFeCO3
Feβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
CuCopper
Cuβ“˜ AzuriteCu3(CO3)2(OH)2
Cuβ“˜ BorniteCu5FeS4
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ ChalcociteCu2S
Cuβ“˜ CupriteCu2O
Cuβ“˜ CopperCu
Cuβ“˜ MalachiteCu2(CO3)(OH)2
Cuβ“˜ OliveniteCu2(AsO4)(OH)
Cuβ“˜ TenoriteCuO
Cuβ“˜ TorberniteCu(UO2)2(PO4)2 · 12H2O
AsArsenic
Asβ“˜ OliveniteCu2(AsO4)(OH)
SnTin
Snβ“˜ CassiteriteSnO2
UUranium
Uβ“˜ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Uβ“˜ Uraninite var. PitchblendeUO2
Uβ“˜ TorberniteCu(UO2)2(PO4)2 · 12H2O
Uβ“˜ Tristramite(Ca,U,Fe)(PO4,SO4) · 2H2O
Uβ“˜ UraniniteUO2
Uβ“˜ ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2O

Geochronology

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Paleozoic
  Permian
   Guadalupian
β“˜ Major polymetallic mineralization~270 MaCornwall, England, UK
   Cisuralian
β“˜ Porphyry dikes intruded (latest age)~275 MaCornwall, England, UK
β“˜ Greisenization (latest age)~280 MaCornwall, England, UK
β“˜ Porphyry dikes intruded (earliest age)~280 MaCornwall, England, UK
β“˜ Formation of metallized pegmatites~285 MaCornwall, England, UK
β“˜ Greisenization (earliest age)~285 MaCornwall, England, UK
β“˜ Emplacement of major plutons~295 MaCornwall, England, UK

Other Regions, Features and Areas containing this locality

British and Irish IslesGroup of Islands
Eurasian PlateTectonic Plate
EuropeContinent
UK

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

 
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