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St Agnes District, Cornwall, England, UK

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 50° North , 5° West (est.)
Margin of Error:~15km
Other regions containing this locality:Devon and Cornwall metalliferous mining district, England, UK
Locality type:District
Köppen climate type:Cfb : Temperate oceanic climate


This mining district includes the civil parishes (CPs) of Crantock, Cubert, Newquay, Perranzabuloe, Portreath, St Allen, and St Newlyn East, as well as most of St Agnes and parts of Colan and Kenwyn.


Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

Acanthite

Actinolite

'Agardite'

Agardite-(Ce)

Akaganeite

Allophane

Anatase

Andalusite

Anglesite

Antlerite

'Apatite'

Aragonite

Arsenic

Arsenopyrite

Arthurite

Atacamite

Auriacusite

'Axinite Group'

Azurite

Baryte

Beraunite

Bismite

Bismuth

Bismuthinite

Bismutite

'Bitumen'

Boleite

Bornite

Botallackite

Bournonite

'Bravoite'

Brochantite

'Calamine'

Calcite

'Cantonite'

Carbonatecyanotrichite

Carminite

Cassiterite

var: Dough tin

var: Toad's Eye Tin

var: Wood Tin

Cerussite

Cervantite

Chalcanthite

Chalcoalumite

Chalcocite

Chalcophyllite

Chalcopyrite

Childrenite

Chlorargyrite

'Chlorite Group'

Chloroxiphite

Chrysocolla

Clinochlore

Cobaltite

Connellite

Copper

Corkite

Cotunnite

Covellite

Cumengeite

Cuprite

var: Chalcotrichite

Devilline

Diaboleite

Diadochite

Dolomite

var: Ferroan Dolomite

Dundasite

Eleonorite

Elyite

'Enysite'

Erythrite

Fayalite

Ferberite

Ferrokësterite (TL)

Ferrostrunzite

Fiedlerite

Fluorapatite

var: Carbonate-rich Fluorapatite

Fluorite

Galena

var: Argentiferous Galena

var: Plumbeine

'Garnet Group'

Glauconite

Goethite

Gold

Gypsum

Hedenbergite

Hematite

var: Specularite

Hydrocerussite

'Indicolite'

Jarosite

Kësterite

Lanarkite

Langite

Laurionite

Lavendulan

Lead

Leadhillite

Lepidocrocite

Libethenite

'Limonite'

Linarite

Löllingite

Magnetite

Malachite

Malhmoodite

'Manganese Oxides'

Manganite

Marcasite

Matlockite

Melanterite

'Melilite Group'

Mendipite

Metazeunerite

Minium

Molybdenite

Montmorillonite

Muscovite

var: Sericite

Natropharmacosiderite

'Ochre'

Olivenite

Orthoclase

Paralaurionite

Paratacamite

Penfieldite

Pharmacosiderite

Phenakite

Phosgenite

Phosphohedyphane

Phosphosiderite

Plumbogummite

Pseudoboleite

Pyrargyrite

Pyrite

Pyromorphite

Pyrrhotite

Quartz

var: Agate

var: Chalcedony

var: Eisenkiesel

var: Rock Crystal

Rockbridgeite

Rosasite

Scheelite

Schorl

Scorodite

Serpierite

Siderite

Silver

Skutterudite

Smithsonite

Sphalerite

Stannite (TL)

Stannoidite

Stolzite

Strengite

Strunzite

Sulphur

Svanbergite

Tennantite

Tenorite

Tetrahedrite

'Thénardite'

Titanite

Topaz

'Tourmaline'

'Unnamed (Tetragonal Dimorph of Nadorite)'

Vanadinite

Varlamoffite

Vivianite (TL)

Whitmoreite

'Wolframite'

Wulfenite


145 valid minerals. 3 (TL) - type locality of valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Geochronology

Mineralization age: Cisuralian : 275 ± 6 Ma

Important note: This table is based only on rock and mineral ages recorded below and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

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
ⓘ Greisen275 ± 6 MaCligga Head, Perranporth, Perranzabuloe, St Agnes District, Cornwall, England, UK
ⓘ Muscovite275 ± 6 MaCligga Head, Perranporth, Perranzabuloe, St Agnes District, Cornwall, 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

Localities in this Region
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UK
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

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Reid, C., Scrivenor, J.B., Flett, J.S., Pollard, W., and MacAlister, D.A. (1906) The Geology of the Country near Newquay. HMSO Publications (London), 131 pp.
Russell, A. (1911) On the occurrence of phenacite in Cornwall. Mineralogical Magazine, vol. 16, n° 73, 55-62.
Russell, A. (1920) On the occurrence of phenacite and scheelite at Wheal Cock, St. Just, Cornwall. Mineralogical Magazine, vol. 19, n° 88, 19-22.

Mineral and/or Locality  
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