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 Penrose, Porthleven, Cornwall, England, UKi
Regional Level Types
Wheal PenroseMine (Abandoned)
PorthlevenCivil Parish
CornwallCounty
EnglandConstituent Country
UKCountry

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Latitude & Longitude (WGS84):
50° 4' 44'' North , 5° 18' 26'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SW634252
Type:
Mine (Abandoned) - last checked 2022
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Porthleven3,059 (2017)1.0km
Helston12,184 (2017)3.8km
Breage471 (2017)3.8km
Germoe175 (2017)6.5km
Gweek667 (2017)7.4km
Mindat Locality ID:
964
Long-form identifier:
mindat:1:2:964:2
GUID (UUID V4):
0


Scattered dumps just east of Porthleven.

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


21 valid minerals.

Detailed Mineral List:

Anatase
Formula: TiO2
Anglesite
Formula: PbSO4
Arsenopyrite
Formula: FeAsS
Boleite
Formula: KPb26Ag9Cu24(OH)48Cl62
Brookite
Formula: TiO2
Calcite
Formula: CaCO3
Cerussite
Formula: PbCO3
Chalcopyrite
Formula: CuFeS2
Fluorite
Formula: CaF2
Galena
Formula: PbS
Jarosite
Formula: KFe3+3(SO4)2(OH)6
Lepidocrocite
Formula: Fe3+O(OH)
'Limonite'
Linarite
Formula: PbCu(SO4)(OH)2
Mimetite
Formula: Pb5(AsO4)3Cl
Phosgenite
Formula: Pb2CO3Cl2
'Plumbic Ochre'
Pyrite
Formula: FeS2
Pyromorphite
Formula: Pb5(PO4)3Cl
Quartz
Formula: SiO2
Rutile
Formula: TiO2
References:
Siderite
Formula: FeCO3
Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
Group 3 - Halides
Fluorite3.AB.25CaF2
Boleite3.DB.15KPb26Ag9Cu24(OH)48Cl62
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Lepidocrocite4.FE.15Fe3+O(OH)
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Cerussite5.AB.15PbCO3
Phosgenite5.BE.20Pb2CO3Cl2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Linarite7.BC.65PbCu(SO4)(OH)2
Group 8 - Phosphates, Arsenates and Vanadates
Mimetite8.BN.05Pb5(AsO4)3Cl
Pyromorphite8.BN.05Pb5(PO4)3Cl
Unclassified
'Limonite'-
'Plumbic Ochre'-

List of minerals for each chemical element

HHydrogen
H BoleiteKPb26Ag9Cu24(OH)48Cl62
H JarositeKFe33+(SO4)2(OH)6
H LepidocrociteFe3+O(OH)
H LinaritePbCu(SO4)(OH)2
CCarbon
C CalciteCaCO3
C CerussitePbCO3
C PhosgenitePb2CO3Cl2
C SideriteFeCO3
OOxygen
O AnataseTiO2
O AnglesitePbSO4
O BoleiteKPb26Ag9Cu24(OH)48Cl62
O BrookiteTiO2
O CalciteCaCO3
O CerussitePbCO3
O JarositeKFe33+(SO4)2(OH)6
O LepidocrociteFe3+O(OH)
O LinaritePbCu(SO4)(OH)2
O MimetitePb5(AsO4)3Cl
O PhosgenitePb2CO3Cl2
O PyromorphitePb5(PO4)3Cl
O QuartzSiO2
O RutileTiO2
O SideriteFeCO3
FFluorine
F FluoriteCaF2
SiSilicon
Si QuartzSiO2
PPhosphorus
P PyromorphitePb5(PO4)3Cl
SSulfur
S AnglesitePbSO4
S ArsenopyriteFeAsS
S ChalcopyriteCuFeS2
S GalenaPbS
S JarositeKFe33+(SO4)2(OH)6
S LinaritePbCu(SO4)(OH)2
S PyriteFeS2
S SphaleriteZnS
ClChlorine
Cl BoleiteKPb26Ag9Cu24(OH)48Cl62
Cl MimetitePb5(AsO4)3Cl
Cl PhosgenitePb2CO3Cl2
Cl PyromorphitePb5(PO4)3Cl
KPotassium
K BoleiteKPb26Ag9Cu24(OH)48Cl62
K JarositeKFe33+(SO4)2(OH)6
CaCalcium
Ca CalciteCaCO3
Ca FluoriteCaF2
TiTitanium
Ti AnataseTiO2
Ti BrookiteTiO2
Ti RutileTiO2
FeIron
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe JarositeKFe33+(SO4)2(OH)6
Fe LepidocrociteFe3+O(OH)
Fe PyriteFeS2
Fe SideriteFeCO3
CuCopper
Cu BoleiteKPb26Ag9Cu24(OH)48Cl62
Cu ChalcopyriteCuFeS2
Cu LinaritePbCu(SO4)(OH)2
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
As MimetitePb5(AsO4)3Cl
AgSilver
Ag BoleiteKPb26Ag9Cu24(OH)48Cl62
PbLead
Pb AnglesitePbSO4
Pb BoleiteKPb26Ag9Cu24(OH)48Cl62
Pb CerussitePbCO3
Pb GalenaPbS
Pb LinaritePbCu(SO4)(OH)2
Pb MimetitePb5(AsO4)3Cl
Pb PhosgenitePb2CO3Cl2
Pb PyromorphitePb5(PO4)3Cl

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

 
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