Colorado River Raft Tour - Cardenas Basalt

This is a photo of dark cliffs formed on exposed face of a Precambrian-age volcanic sill of Cardenas Basalt.

Detailed Description

~ Mile 68: Dark cliffs formed on exposed face of a Precambrian-age volcanic sill of Cardenas Basalt (consisting of diabase); Dox Formation is below the sill, and Nankoweap Formation is above the sill (Hedricks and Stevenson, 1990).

Details

Image Dimensions: 1200 x 900

Date Taken:

Location Taken: US