Category:North Shore Volcanic Series

Subcategories

This category has the following 5 subcategories, out of 5 total.

Media in category "North Shore Volcanic Series"

The following 11 files are in this category, out of 11 total.

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  Amygdaloidal basalt (North Shore Volcanic Series, upper Mesoproterozoic, ~1.1 Ga; Grand Marais, Cook County, Minnesota, USA) (39619143950).jpg 2,450 × 1,620; 2.97 MB
  
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  Autobrecciated amygdaloidal quartz tholeiite basalt aa lava flow top (flow B, Two Harbors Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Burlington Bay, Two Harbors, Minnesota, USA) 5 (22289912628).jpg 4,000 × 3,000; 5.35 MB
  
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  Basalt lava flow (North Shore Volcanic Group, Mesoproterozoic, ~1.1 Ga; Lake Superior shoreline exposure along the North Shore Scenic Railroad line, just northeast of Duluth, Minnesota, USA) 4 (22291214206).jpg 4,000 × 2,101; 3.21 MB
  
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  Basalt lava flow (North Shore Volcanic Group, Mesoproterozoic, ~1.1 Ga; Leif Ericson Park, Duluth, Minnesota, USA) 3 (22414818916).jpg 3,731 × 2,400; 3.36 MB
  
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  Basalt lava flows (North Shore Volcanic Group, Mesoproterozoic, ~1.1 Ga; Lake Superior shoreline exposure along the North Shore Scenic Railroad line, just northeast of Duluth, Minnesota, USA) 1 (22129550148).jpg 2,489 × 1,511; 2.8 MB
  
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  Basalt lava flows (North Shore Volcanic Group, Mesoproterozoic, ~1.1 Ga; Lake Superior shoreline exposure along the North Shore Scenic Railroad line, just northeast of Duluth, Minnesota, USA) 2 (22129543978).jpg 3,725 × 2,371; 4.07 MB
  
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  Basalt lava flows (North Shore Volcanic Group, Mesoproterozoic, ~1.1 Ga; Lake Superior shoreline exposure along the North Shore Scenic Railroad line, just northeast of Duluth, Minnesota, USA) 3 (22327858671).jpg 3,798 × 2,750; 3.2 MB
  
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  From the Air Gooseberry Falls (2885938145).jpg 3,884 × 2,600; 4.04 MB
  
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  Lester River & Japp Hole Falls (Lester Park, Minnesota, USA) (22294211225).jpg 3,823 × 1,877; 3.4 MB
  
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  Olivine gabbro (Pigeon Point Sill, Mesoproterozoic, ~1.1 Ga; Pigeon Point, Minnesota, USA) (40770721514).jpg 2,336 × 1,508; 3 MB
  
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  Quartz tholeiite basalt lava flow (flow B, Two Harbors Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Burlington Bay, Two Harbors, Minnesota, USA) 11 (21855235223).jpg 4,000 × 3,000; 4.7 MB