Page 134 - Fundamentals of Gas Shale Reservoirs
P. 134
Total clay 58 56.3 44.9 43.5 56 34.1 31.1 40.7 27.9 33.1 41.2 43.5 39.9 33.9 42.9 42.5 21.3 35.2 26 45.9 41.3 53.3 48.7
Chlo rite 10 7 9.3 5.7 7.1 4.8 3.1 5.2 2.9 4.3 3.9 1.1 0.8 0.9 1.4 1.8 0.3 1.1 0.6 3.0 4.5 7 6
Kao linite 28.3 29.1 4.3 2.1 2.6 0.9 0.8 0.8 0.5 1.2 19.7 27.8 25.6 21.5 26.8 16.6 11.3 22.6 13.8 25.1 17.6 16.3 10.5
Illite+MICA 13.3 8.2 3.7 3.2 24.9 14.3 13.9 18.9 12.4 16.0 11.8 14.6 13.5 11.5 14.7 15.1 9.7 8.5 11.6 13.7 12.0 4.9 4.5
Mixed illite/ smectite (20%S) 6.4 12 27.6 32.5 19.8 12.4 11.7 14.9 10.4 9.7 5.8 9.0 3.0 4.1 7.2 25.1 27.7
Smec tite 1.7 1.7 1.6 0.9 1.7 1.9
Total non‐ clay 42 43.4 55.1 56.3 44 66 69 59.1 72.1 66.8 58.8 56.5 60.1 66.1 57.1 57.5 78.7 64.8 74 54.1 58.7 46.6 51.3
Kerogen/ others 17.9 22.6 8.3 8.1 8 6.5
Magnetite 0.9
Barite 0.4 0.4 0.7 0 0.5
Fluor apatite 0.2 0.4 0.2
Dolo mite 1.2 0 0.4 1.1
Cal cite 1.5 0.5 4 3.3 0.9 0.6 1.2 2.1 0.5 21.9
Plagio clase 8.3 5.3 5.7 4.6 8.1 7.6 7.8 10.8 3.6 2.9
Ankerite/ FE‐dolo mite 1.2 0.2 0.7 1.8 1
Natro jarosite 1.9 2.5 2.9 3.9 1.2 1.8 1.2 2.1 0.8 0.8
Pyrite 1.3 0.9 1.6 1.2 3.7 1.7 2.1 3.1 1.7 0.9 0.6 0.3 0.2 0.2 1.5 0.6 10.4 3.7
XrD results Siderite K‐Feldspar 1.4 6.3 0.5 4.7 1.3 2.7 0.8 4 1.4 4 1 3.3 1.5 3.6 1.2 4 2.3 3.6 2.4 5.3 0.5 6.9 0.4 2.5 0.6 6.5 0.8 6.5 0.6 3 0.5 9.1 0.3 1.3 0.5 3.6 0.4 2.4 20.5 3.2 0.8 0.8
aPPENDIX 5.a Sample Quartz ID 15.1 1 14.7 2 34.1 5 37.3 6 24.5 8 49.2 11 53 13 41.3 14 53.8 15 44.5 16 51.1 17 47.2 18 54.1 19 56.1 20 45.6 21 52.5 22 67.1 23 60.5 24 67.2 25 50.5 26 34.2 27 23.3 30 15.5 31
