Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Wheal Seymour (Wheal Ann), Chacewater, Cornwall, England, UKi
Regional Level Types
Wheal Seymour (Wheal Ann)Mine (Abandoned)
ChacewaterCivil Parish
CornwallCounty
EnglandConstituent Country
UKCountry

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Latitude & Longitude (WGS84):
50° 15' 49'' North , 5° 10' 17'' West
Latitude & Longitude (decimal):
50.26374,-5.17145
GeoHash:
G#: gbumfq4r8
GRN:
N34W03
UK National Grid Reference:
SW740453
Type:
Mine (Abandoned) - last checked 2020
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Chacewater1,226 (2017)1.3km
St. Day700 (2011)2.9km
Mount Hawke1,511 (2017)3.3km
North Country773 (2017)4.9km
Redruth42,690 (2017)5.1km
Mindat Locality ID:
194397
Long-form identifier:
mindat:1:2:194397:2
GUID (UUID V4):
0


A small copper mine, once part of Great Wheal Busy. The sett included two shafts that were located SW to WSW of Chacewater station; two burrows remain in the fields between Station Hill road and the railway line. From 1815 to 1816 and from 1877 to 1878, the mine produced 675 tons of 6.5% copper ore.

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


1 valid mineral.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2

List of minerals for each chemical element

SSulfur
Sⓘ ChalcopyriteCuFeS2
FeIron
Feⓘ ChalcopyriteCuFeS2
CuCopper
Cuⓘ ChalcopyriteCuFeS2

Geochronology

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

Dines, H. G. (1956) The Metalliferous Mining Region of South-West England (1st ed.) Vol. 1. Geological Survey of Great Britain, London.
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