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Trewoon, St Mewan, Cornwall, England, UKi
| Regional Level Types | |
|---|---|
| Trewoon | Hamlet |
| St Mewan | Civil Parish |
| Cornwall | County |
| England | Constituent Country |
| UK | Country |
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Latitude & Longitude (WGS84):
50° 20' 26'' North , 4° 49' 11'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| St Austell | 25,447 (2017) | 3.2km |
| Nanpean | 2,563 (2017) | 4.7km |
| Saint Stephen | 2,252 (2015) | 5.7km |
| Bugle | 2,873 (2017) | 6.4km |
| Saint Dennis | 2,206 (2016) | 6.5km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| British Micromount Society, Devon and Cornwall Branch Meetings | Liskeard, Cornwall | 28km |
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Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity 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-localities6 valid minerals.
Detailed Mineral List:
| ⓘ Arsenopyrite Formula: FeAsS |
| ⓘ Cassiterite Formula: SnO2 |
| ⓘ Fluorite Formula: CaF2 References: |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Opal Formula: SiO2 · nH2O References: |
| ⓘ Torbernite Formula: Cu(UO2)2(PO4)2 · 12H2O |
| ⓘ 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z References: Paul De Bondt collection.Identified by Paul De Bondt: Visual Identification |
| ⓘ 'Tourmaline var. Achroite' Formula: A(D3)G6(T6O18)(BO3)3X3Z Habit: Needles. Colour: Green-brown. Fluorescence: Not fluorescent. Description: I obtained from Mike Merry a specimen of torbernite upon a matrix of interwoven achroite needle.
The specimen was found by Marice Grigg in February 1989. References: Paul De Bondt collection.Identified by Paul De Bondt: Visual Identification |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Arsenopyrite | 2.EB.20 | FeAsS |
| Group 3 - Halides | |||
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
| ⓘ | Cassiterite | 4.DB.05 | SnO2 |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Torbernite | 8.EB.05 | Cu(UO2)2(PO4)2 · 12H2O |
| Unclassified | |||
| ⓘ | 'Tourmaline var. Achroite' | - | A(D3)G6(T6O18)(BO3)3X3Z |
| ⓘ | '' | - | AD3G6 (T6O18)(BO3)3X3Z |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Opal | SiO2 · nH2O |
| H | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| B | Boron | |
| B | ⓘ Tourmaline var. Achroite | A(D3)G6(T6O18)(BO3)3X3Z |
| B | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | Oxygen | |
| O | ⓘ Tourmaline var. Achroite | A(D3)G6(T6O18)(BO3)3X3Z |
| O | ⓘ Cassiterite | SnO2 |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| O | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| F | Fluorine | |
| F | ⓘ Fluorite | CaF2 |
| Si | Silicon | |
| Si | ⓘ Opal | SiO2 · nH2O |
| P | Phosphorus | |
| P | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| S | Sulfur | |
| S | ⓘ Arsenopyrite | FeAsS |
| Ca | Calcium | |
| Ca | ⓘ Fluorite | CaF2 |
| Fe | Iron | |
| Fe | ⓘ Arsenopyrite | FeAsS |
| Fe | ⓘ Hematite | Fe2O3 |
| Cu | Copper | |
| Cu | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| As | Arsenic | |
| As | ⓘ Arsenopyrite | FeAsS |
| Sn | Tin | |
| Sn | ⓘ Cassiterite | SnO2 |
| U | Uranium | |
| U | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
Geochronology
| Geologic Time | Rocks, Minerals and Events | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Phanerozoic | ||||||||||||||||||||||
| Paleozoic | ||||||||||||||||||||||
| Permian | ||||||||||||||||||||||
| Guadalupian |
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| Cisuralian |
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Localities in this Region
- England
- Cornwall
Other Regions, Features and Areas containing this locality
British and Irish IslesGroup of Islands
Eurasian PlateTectonic Plate
- Rheno-Hercynian BeltOrogenic Belt
EuropeContinent
UK
- England
- Cornwall
- St Austell Mining DistrictMining District
- Devon and Cornwall metalliferous mining districtMining District
- Cornwall
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Blackpool China Clay Pit, Trewoon, St Mewan, Cornwall, England, UK