Monday, February 14, 2011

Laccolith

A laccolith a sheet intrusion that has been injected between two layers of sedimentary rock. They tend to form at very shallow depths. Could cause the crust to rise.

1 comment:

  1. Sills are sheet intrusions betweens layers of sedimentary rock. Laccoliths differ only in that they form a gently rising hump.

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