DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionBasalt (Gooseberry River Basalts, Mesoproterozoic, 1097-1098 Ma; Rt. 61 roadcut just east of Upper Falls, Gooseberry Falls State Park, North...
DescriptionNatural arch in basalt (Gooseberry River Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Gooseberry Falls State Park, Minnesota...
DescriptionNatural arch in basalt (Gooseberry River Basalts, North Shore Volcanic Series, Mesoproterozoic, 1097-1098 Ma; Gooseberry Falls State Park, Minnesota...