Download - pubs.usgs.gov · BULLETIN 1163- EXPLANATION Diabase Pzb Pzbc Beverly Syenite Highly variable fine- to very coarse grained white to gray to buff syenite composed essentially of micro-

Transcript
Page 1: pubs.usgs.gov · BULLETIN 1163- EXPLANATION Diabase Pzb Pzbc Beverly Syenite Highly variable fine- to very coarse grained white to gray to buff syenite composed essentially of micro-