Category:Geologic formations in Ontario

Subcategories

This category has the following 40 subcategories, out of 40 total.

Media in category "Geologic formations in Ontario"

The following 22 files are in this category, out of 22 total.

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  Background radiation reading (Spine Road outcrop, Elliot Lake, Ontario, Canada) (47669737432).jpg 4,000 × 3,000; 4.36 MB
  
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  Banded iron-formation over basement rocks (Archean; Route 17 roadcut east of Bridget Lake, south of Wawa, Ontario, Canada) 7 (48263201202).jpg 4,288 × 2,848; 6.35 MB
  
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  Blocks of Whirlpool Sandstone and Queenston Shale - panoramio.jpg 3,008 × 2,000; 2.84 MB
  
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  Clast-rich mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 9 (47727074561).jpg 4,000 × 3,000; 7.93 MB
  
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  Dike intruding tillite (Nipissing Diabase & Gowganda Formation, Paleoproterozoic; Percival Lake roadcut, Ontario, Canada) 19 (33851035358).jpg 4,000 × 3,000; 8.4 MB
  
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  Glacial striations (Straight Lake West roadcut, north of Temagami, Ontario, Canada) (40859886953).jpg 2,554 × 2,685; 5.32 MB
  
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  Glacial striations on sandstone (Mississagi Formation, Paleoproterozoic, ~2.3-2.4 Ga; Ramsey Lake Road outcrop, Sudbury, Ontario, Canada) 9 (46974666734).jpg 4,000 × 3,000; 10.42 MB
  
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  Glacially-smoothed & striated tillite outcrop (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Straight Lake West roadcut, north of Temagami, Ontario, Canada) 1 (46908949145).jpg 3,000 × 3,651; 8.49 MB
  
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  Glacially-smoothed & striated tillite outcrop (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Straight Lake West roadcut, north of Temagami, Ontario, Canada) 10 (47825209011).jpg 4,000 × 3,000; 9.27 MB
  
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  Glacially-smoothed tillite outcrop (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Straight Lake West roadcut, north of Temagami, Ontario, Canada) (40859882583).jpg 4,000 × 2,594; 8.41 MB
  
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  Gunflint Chert (Paleoproterozoic, ~1.878 Ga; near Port Arthur, Ontario, Canada) 2 (45445592754).jpg 3,759 × 1,842; 4.39 MB
  
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  Impact breccia (Sandcherry Member, Onaping Formation, Paleoproterozoic, 1.85 Ga; High Falls roadcut, Sudbury Impact Structure, Ontario, Canada) 11 (47706679082).jpg 3,772 × 2,999; 11.54 MB
  
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  Impact breccia (Sandcherry Member, Onaping Formation, Paleoproterozoic, 1.85 Ga; High Falls roadcut, Sudbury Impact Structure, Ontario, Canada) 14 (46842788215).jpg 4,000 × 3,000; 11.81 MB
  
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  Metagraywackes (Chelmsford Formation, Paleoproterozoic, 1.74 Ga; Larchwood North outcrop, Sudbury Impact Structure, Ontario, Canada) 16 (47708637742).jpg 4,000 × 3,000; 8.24 MB
  
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  Metagraywackes (Chelmsford Formation, Paleoproterozoic, 1.74 Ga; Larchwood North outcrop, Sudbury Impact Structure, Ontario, Canada) 37 (47711165902).jpg 4,000 × 3,000; 8.5 MB
  
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  Precambrian basalt lava ridge at 'The Gut', Apsley, Ontario, Canada.JPG 2,272 × 1,704; 2.64 MB
  
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  Radioactive quartz-pebble conglomerate (Matinenda Formation, Paleoproterozoic, ~2.3-2.48 Ga; Spine Road outcrop, Elliot Lake, Ontario, Canada) 1 (46802712705).jpg 4,000 × 3,000; 8.82 MB
  
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  Radioactive quartz-pebble conglomerate (Matinenda Formation, Paleoproterozoic, ~2.3-2.48 Ga; Spine Road outcrop, Elliot Lake, Ontario, Canada) 18 (46802919835).jpg 4,000 × 3,000; 7.89 MB
  
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  Radioactive quartz-pebble conglomerate (Matinenda Formation, Paleoproterozoic, ~2.3-2.48 Ga; Spine Road outcrop, Elliot Lake, Ontario, Canada) 42 (40753052213).jpg 3,000 × 3,859; 9.91 MB
  
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  Radioactive rock overhang enriched with secondary uranium minerals (Spine Road outcrop, Elliot Lake, Ontario, Canada) 2 (47669742502).jpg 4,000 × 3,000; 6.02 MB
  
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  Sandstone (Mississagi Formation, Paleoproterozoic, ~2.3-2.4 Ga; Ramsey Lake Road outcrop, Sudbury, Ontario, Canada) 1 (47713265032).jpg 4,000 × 3,000; 9.36 MB
  
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  Waterfall at 'The Gut', Apsley, Ontario, Canada.JPG 2,272 × 1,704; 1.88 MB