3 14 10 1 700 900 107.00 107.70 107.90 HSU 5 1 L MARBLE AND BASALTIC GLASS; 2 O THIN LAMINAE OF BASALTIC GLASS INTRUSIVE INTO CRACKS 3 O IN THE MARBLE CAUSING DISCOLORATION AND COARSER 4 O CRYSTALS IN THE ADJACENT MARBLE; 5 3 14 10 1 9001500 107.00 107.90 108.50 HSU 16 1 L BASALT; 2 N PCE NO PCE NUMBERS ASSIGNED; 3 T TOP OF MAIN BASALT MARKED BY 5MM OF BLACK BASALTIC 4 T GLASS, GRADES TO CRYPTOCRYSTALINE BASALT, GRADES 5 T TO FINE-GRAINED BASALT; 6 S FINE-GRAINED BASALT TRAVERSED BY CALCITE VEINS; 7 A FRESH 8 A % FINE-GRAINED BASALT IS RELATIVELY FRESH, 9 A % CRYPTOCRYSTALLINE BASALT IS WEATHERED MOD YELLOW 10 A % BROWN; 11 O HORIZONTAL CONTACT BETWEEN GLASS AND BASALT, FINE- 12 O GRAINED BASALT IS DARK GREENISH GRAY; 13 V % BASALT IS PERHAPS SLIGHTLY AMYGDULOIDAL; 14 R CALCITE 15 R % IN VEINS OF FINE-GRAINED BASALT; 16