Category:Devonian rocks

Subcategories

This category has the following 10 subcategories, out of 10 total.

Media in category "Devonian rocks"

The following 15 files are in this category, out of 15 total.

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  Agpaite (pegmatitic peralkline nepheline syenite) (Khibina Massif, Late Devonian, 362-365 Ma; Nyorkpakhk Mountain, Kola Peninsula, far-nw Russia) (14838565410).jpg 1,384 × 914; 247 KB
  
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  Astrophyllitic agpaite (pegmatitic peralkaline nepheline syenite with astrophyllite) (Khibina Massif, Late Devonian, 362-365 Ma; Kola Peninsula, far-nw Russia) 1 (15024859092).jpg 3,008 × 2,000; 2.72 MB
  
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  Astrophyllitic agpaite (peralkaline nepheline syenite with astrophyllite) (Khibina Massif, Late Devonian, 362-365 Ma; Kola Peninsula, far-nw Russia) 2 (27801919972).jpg 2,379 × 1,895; 3.4 MB
  
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  Bioturbated limestone (Silica Formation, Middle Devonian; Benchmark Materials-France Stone Company Sylvania Quarry, Lucas County, Ohio, USA) (48372839127).jpg 1,140 × 1,187; 2.06 MB
  
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  Black chert nodule (Delaware Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 2 (42189051211).jpg 3,160 × 1,467; 2.84 MB
  
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  Black shale (New Albany Shale, Upper Devonian; Clark County, Indiana, USA) (41694033411).jpg 3,733 × 2,076; 4.88 MB
  
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  Chert (Delaware Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) (45839063185).jpg 1,830 × 1,346; 1.43 MB
  
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  Dolostone breccia (Mackinac Breccia, Devonian; Interstate-75 exit near St. Ignace, Upper Peninsula of Michigan, USA) 2 (40975889854).jpg 3,343 × 1,966; 4.76 MB
  
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  Gray clayshales (Bedford Shale, Upper Devonian; Blendon Woods Park, Columbus, Ohio, USA) 1 (35678712202).jpg 4,000 × 3,000; 5.24 MB
  
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  Gray clayshales (Bedford Shale, Upper Devonian; Blendon Woods Park, Columbus, Ohio, USA) 9 (35847698995).jpg 4,000 × 3,000; 5.2 MB
  
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  Rhynie Chert from Scotland 1409.jpg 2,634 × 3,546; 7.12 MB
  
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  Shale (Upper Devonian; Cashaqua Creek, Livingston County, New York State, USA) (39887179540).jpg 2,732 × 1,545; 2.81 MB
  
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  Striated cone-in-cone limestone (likely an interbed from the Ohio Shale, Upper Devonian; creek bed of an Alum Creek tributary, northern Delaware County, Ohio, USA) 1 (16986580988).jpg 3,665 × 2,703; 3.68 MB
  
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  Symmetrical ripple marks (Berea Sandstone, Upper Devonian-Lower Mississippian; Blendon Woods Park, Columbus, Ohio, USA) 1 (35803048116).jpg 4,000 × 2,855; 5.73 MB
  
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  Devonian Rocks - geograph.org.uk - 395151.jpg 640 × 427; 277 KB