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Dundonald Township, Timmins area, Cochrane District, Ontario, Canada


List of minerals arranged by Dana 8th Edition classification
Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 3:2
Heazlewoodite2.5.3.1Ni3S2
Oregonite2.5.4.1Ni2FeAs2
AmBnXp, with (m+n):p = 9:8
Godlevskite2.7.4.1(Ni,Fe)9S8
Pentlandite2.7.1.1(Fe,Ni)9S8
AmXp, with m:p = 1:1
Millerite2.8.16.1NiS
Pyrrhotite2.8.10.1Fe1-xS (x = 0 to 0.17)
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 3:4
Violarite2.10.1.8Fe2+Ni3+2S4
AmBnXp, with (m+n):p = 1:2
Gersdorffite2.12.3.2NiAsS
Pyrite2.12.1.1FeS2
Miscellaneous
Maucherite2.16.16.1Ni11As8
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Hexahydrite29.6.8.1MgSO4 · 6H2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Antigorite71.1.2a.1Mg3(Si2O5)(OH)4
Chrysotile71.1.5.1Mg3(Si2O5)(OH)4
Unclassified Minerals
Actinolite-☐{Ca2}{(Mg,Fe2+)5}(Si8O22)(OH)2


20 entries listed. 20 valid minerals.

References

Naldrett, A.J. and Mason, G.D. (1968) Contrasting Archean ultramafic igneous bodies in Dundonald and Clergue townships, Ontario. Canadian Journal of Earth Science: 5: 111-143.

Muir, J.E. & Comba, D,A,C. (1979) The Dundonald deposit: an example of volcanic-type nickel-sulfide mineralization. Canadian Mineralogist 17,351-359.

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