Pettijohn "1973" Wacke
Quartz
Clasts				
Feldspar
Quartzwacke	 "100~0~0"	 "95~5~0"	 "90~5~5"	 "95~0~5"
Feldspathic greywacke	 "95~0~5"	 "90~5~5"	 "0~50~50"	 "0~0~100"
Lithic greywacke	 "90~5~5"	 "95~5~0"	"0~100~0"	 "0~50~50"
