Table T3. X-ray diffraction results for bulk powder standard mixtures.
Mix
Peak intensity (cps)
Peak area (total counts)
Calculated abundance (wt%)
Error (calculated - measured) (%)
Total clay
Quartz
Plagioclase
Calcite
Total clay
Quartz
Plagioclase
Calcite
Total clay
Quartz
Plagioclase
Calcite
Total clay
Quartz
Plagioclase
Calcite
1 68 413 190 210 4,226 7,404 4,365 4,690 77 6 11 6 1 -3 3 -1
2 50 1,264 106 264 3,075 21,015 3,652 6,062 59 22 9 10 5 -5 -1 0
3 34 404 140 341 2,361 6,718 3,209 7,340 61 9 11 20 -3 -2 1 4
4 27 333 268 369 1,926 5,387 9,478 8,550 47 5 26 21 -2 -1 -1 2
5 28 1,491 38 428 1,710 25,426 1,591 11,105 36 31 5 27 -5 1 0 4
6 23 870 181 478 1,280 14,961 5,437 12,820 31 19 16 34 -5 0 1 4
7 15 717 135 777 935 11,746 3,779 20,015 22 14 12 52 -1 1 -1 1
8 17 241 40 927 1,020 4,166 1,349 24,470 22 5 7 66 2 -1 2 -4
9 7 2,343 431 44 322 40,605 15,254 1,183 15 47 37 1 1 1 -1 -1
10 11 2,578 271 96 600 44,193 8,872 3,070 17 55 23 5 1 -2 2 -1
11 30 449 68 419 2,042 7,907 1,678 10,891 51 11 7 31 -7 3 1 4
12 38 531 72 111 2,684 9,932 2,418 2,849 73 14 9 5 2 3 -2 -2
13 47 962 121 94 2,982 19,127 4,063 2,656 64 22 11 2 -3 6 -2 -2
14 38 789 76 673 2,091 13,021 2,283 16,598 41 14 7 38 2 1 -2 -1