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Pass Lake Road quarry, MacGregor Township, Thunder Bay District, Ontario, Canada

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Latitude & Longitude (WGS84): 48° 34' 46'' North , 88° 44' 41'' West
Latitude & Longitude (decimal): 48.57944,-88.74472
GeoHash:G#: f08uked5f
Locality type:Quarry
Köppen climate type:Dfb : Warm-summer humid continental climate


Concretions composed of calcite and pyrite occur in black shale of the Rove Formation.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Aragonite
Formula: CaCO3
Reference: Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p123
Gypsum
Formula: CaSO4 · 2H2O
Reference: Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p123
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p123
Pyrite
Formula: FeS2
Reference: Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p123

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Pyrite'2.EB.05aFeS2
Group 5 - Nitrates and Carbonates
'Aragonite'5.AB.15CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Gypsum'7.CD.40CaSO4 · 2H2O
'Jarosite'7.BC.10KFe3+ 3(SO4)2(OH)6

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Unclassified Minerals, Rocks, etc.
Aragonite-CaCO3

List of minerals for each chemical element

HHydrogen
H GypsumCaSO4 · 2H2O
H JarositeKFe3+ 3(SO4)2(OH)6
CCarbon
C AragoniteCaCO3
OOxygen
O AragoniteCaCO3
O GypsumCaSO4 · 2H2O
O JarositeKFe3+ 3(SO4)2(OH)6
SSulfur
S GypsumCaSO4 · 2H2O
S JarositeKFe3+ 3(SO4)2(OH)6
S PyriteFeS2
KPotassium
K JarositeKFe3+ 3(SO4)2(OH)6
CaCalcium
Ca AragoniteCaCO3
Ca GypsumCaSO4 · 2H2O
FeIron
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe PyriteFeS2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Calymmian
1400 - 1600 Ma



ID: 3184654
Mesoproterozoic sedimentary rocks

Age: Calymmian (1400 - 1600 Ma)

Stratigraphic Name: Sibley Group

Lithology: Redbeds,conglomerate,quartz arenite,shale,sandstone; stromatolites,crossbedding-planar

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Paleoproterozoic
1600 - 2500 Ma



ID: 615796
Rover Formation

Age: Proterozoic (1600 - 2500 Ma)

Stratigraphic Name: Rover Formation

Comments: Southern and Superior Province

Lithology: Argillite, shale, wacke, minor volcanic rocks

Reference: Ontario Geological Survey. 1:250 000 scale bedrock geology of Ontario. ISBN 978-1-4435-5705-4. Miscellaneous Release–Data 126 - Revision 1. [1]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p123


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