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Stamps and Jowl Zawn (Roscommon Cliff), Cliff outcrops, Botallack, St Just, St Just District, Cornwall, England, UK


List of minerals arranged by Dana 8th Edition classification
Group 4 - SIMPLE OXIDES
AX2
Cassiterite4.4.1.5SnO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
Miscellaneous
Asbolane6.4.9.1(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
A3(XO4)2·xH2O
Erythrite40.3.6.3Co3(AsO4)2 · 8H2O
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [4] coordination
Phenakite51.1.1.1Be2SiO4
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Axinite-(Fe)56.2.2.1Ca2Fe2+Al2BSi4O15OH
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=6
Stokesite (TL)65.5.1.1CaSn[Si3O9] · 2H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals
Actinolite-☐{Ca2}{(Mg,Fe2+)5}(Si8O22)(OH)2
'Apatite'-
'Chlorite Group'-
'Garnet'-X3Z2(SiO4)3
Gypsum
var: Selenite ?
-CaSO4 · 2H2O
'K Feldspar
var: Adularia'
-KAlSi3O8
'Mountain Leather'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z
'var: Achroite'-A(D3)G6(T6O18)(BO3)3X3Z


19 entries listed. 12 valid minerals.

References

Hutchinson, M.A. (1900): On Stokesite, a new mineral containing tin, from Cornwall. Mineralogical Magazine 12, 274-281.

Russell, A. (1920): On the occurrence of Phenacite and Scheelite at Wheal Cock, St Just, Cornwall. Mineralogical Magazine 19, 19-22.

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