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Duporth Beach, Duporth, St Austell Bay, Cornwall, England, UKi
Regional Level Types
Duporth BeachBeach
Duporth- not defined -
St Austell BayCivil Parish
CornwallCounty
EnglandConstituent Country
UKCountry

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Key
Latitude & Longitude (WGS84):
50° 19' 38'' North , 4° 45' 29'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SX037512
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
St Austell25,447 (2017)2.0km
Par9,462 (2015)4.7km
Mevagissey2,117 (2017)6.5km
Luxulian388 (2017)7.1km
Bugle2,873 (2017)8.0km


Outcrops in the cliff at Duporth Beach.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Reference: Hogg, T. (1825): A Manual of Mineralogy. Polyblank Publishers (London), p. 148
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Reference: Hogg, T. (1825): A Manual of Mineralogy. Polyblank Publishers (London), p. 145
Talc
Formula: Mg3Si4O10(OH)2
Reference: Henwood, W.J. (1843): Transactions of the Royal Geological Society of Cornwall 5, 1-386.
Talc var: Steatite
Formula: Mg3(Si4O10)(OH)2
Reference: Henwood, W.J. (1843): Transactions of the Royal Geological Society of Cornwall 5, 1-386.
Tremolite
Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2
Reference: Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
Actinolite9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Talc9.EC.05Mg3Si4O10(OH)2
var: Steatite9.EC.05Mg3(Si4O10)(OH)2
Tremolite9.DE.10☐{Ca2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

List of minerals arranged by Dana 8th Edition classification

Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Tremolite66.1.3a.1☐{Ca2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Talc71.2.1.3Mg3Si4O10(OH)2
Unclassified Minerals, Mixtures, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Talc
var: Steatite
-Mg3(Si4O10)(OH)2

List of minerals for each chemical element

HHydrogen
H Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
H Talc (var: Steatite)Mg3(Si4O10)(OH)2
H Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H TalcMg3Si4O10(OH)2
OOxygen
O Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
O Talc (var: Steatite)Mg3(Si4O10)(OH)2
O Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O TalcMg3Si4O10(OH)2
MgMagnesium
Mg Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Mg Talc (var: Steatite)Mg3(Si4O10)(OH)2
Mg Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Mg TalcMg3Si4O10(OH)2
AlAluminium
Al Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
SiSilicon
Si Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Si Talc (var: Steatite)Mg3(Si4O10)(OH)2
Si Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si TalcMg3Si4O10(OH)2
CaCalcium
Ca Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
MnManganese
Mn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
FeIron
Fe Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
NiNickel
Ni Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
ZnZinc
Zn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

Other Regions, Features and Areas containing this locality

British IslesGroup of Islands
Eurasian PlateTectonic Plate
EuropeContinent
UK

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