Structure: | Ne Trending Faults, N-S Trending Faults, Diabase Sills. Troy Quartzite Strikes Ene And Dips 15 To 25 Se, Dips Variable Depending On Faulting, Ne Trending Faults, Diabase Sills. Shaft Goes From Martin Limestone, Through Fault To Troy Quartzite, Then Into Diabase At 335 Ft. |