Category:Mesoproterozoic geology of Minnesota

Subcategories

This category has the following 7 subcategories, out of 7 total.

Media in category "Mesoproterozoic geology of Minnesota"

The following 7 files are in this category, out of 7 total.

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  Amygdaloidal basalt (Two Harbors Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Burlington Bay, Two Harbors, Minnesota, USA) 2.jpg 3,874 × 2,562; 5.97 MB
  
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  Anorthosite (Precambrian) - inclusion in Beaver River Diabase (Beaver Bay Complex, Mesoproterozoic, 1096 Ma) (Split Rock Lighthouse, Minnesota, USA) 1.jpg 4,000 × 3,000; 4.26 MB
  
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  Anorthosite (Precambrian) - inclusion in Beaver River Diabase (Beaver Bay Complex, Mesoproterozoic, 1096 Ma) (Split Rock Lighthouse, Minnesota, USA) 4.jpg 4,000 × 3,000; 4.23 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) 11 (21856351943).jpg 4,000 × 3,000; 3.81 MB
  
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  Intergranular calcite in autobrecciated amygdaloidal 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) 7.jpg 4,000 × 2,525; 4.02 MB
  
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  Intergranular laumontite in 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).jpg 3,310 × 2,102; 5.16 MB
  
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  Large quartz-laumontite amygdule in quartz tholeiite basalt lava flow (Two Harbors Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Burlington Bay, Two Harbors, Minnesota, USA) 11.jpg 3,601 × 2,174; 3.96 MB