Table 9.
Recalculated modal point-count data for analyzed sandstones.
| Sample |
[3] |
[3] |
[4] |
[5], [6] |
[5] |
P/F | Lv/L | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Q | F | L+Qc | Ls | Lv | Lm | Qm | P | K | Q | F | L | Qm | F | Lt | |||
| Lower Cañadón Largo Formation (Section I) | |||||||||||||||||
| ET-44 | 26 | 39 | 35 | 32 | 49 | 20 | 35 | 63 | 1 | 26 | 39 | 35 | 21 | 39 | 40 | 0.97 | 0.48 |
| ET-44 | 26 | 39 | 35 | 32 | 49 | 20 | 35 | 63 | 1 | 26 | 39 | 35 | 21 | 39 | 40 | 0.97 | 0.48 |
| ET-20 | 48 | 23 | 30 | 31 | 66 | 3 | 41 | 27 | 32 | 50 | 24 | 26 | 16 | 23 | 61 | 0.45 | 0.65 |
| ET-24 | 51 | 43 | 6 | 57 | 43 | 0 | 26 | 29 | 45 | 52 | 44 | 4 | 15 | 43 | 42 | 0.39 | 0.42 |
| ET-29 | 42 | 49 | 9 | 45 | 45 | 9 | 30 | 23 | 47 | 43 | 51 | 6 | 21 | 49 | 30 | 0.33 | 0.45 |
| ET-34 | 51 | 43 | 6 | 57 | 43 | 0 | 26 | 29 | 45 | 52 | 44 | 4 | 15 | 43 | 42 | 0.39 | 0.42 |
| ET-63 | 41 | 39 | 20 | 36 | 50 | 14 | 33 | 30 | 37 | 42 | 40 | 19 | 19 | 39 | 42 | 0.44 | 0.49 |
| Mean (AM) | 43.2 | 39.3 | 17.7 | 43.0 | 49.3 | 7.7 | 31.8 | 33.5 | 34.5 | 44.2 | 40.3 | 15.7 | 17.8 | 39.3 | 42.8 | 0.50 | 0.49 |
| Confidence (−95%) | 33.2 | 30.1 | 4.3 | 30.5 | 40.2 | −0.9 | 25.8 | 18.1 | 16.3 | 33.7 | 30.8 | 1.9 | 14.8 | 30.1 | 32.3 | 0.25 | 0.39 |
| Confidence (+95%) | 53.1 | 48.6 | 31.0 | 55.5 | 58.4 | 16.2 | 37.9 | 48.9 | 52.7 | 54.6 | 49.8 | 29.4 | 20.8 | 48.6 | 53.4 | 0.74 | 0.58 |
| Middle Cañadón Largo Formation (Section II) | |||||||||||||||||
| ET-68 | 15 | 41 | 44 | 37 | 59 | 4 | 26 | 73 | 2 | 15 | 41 | 44 | 14 | 41 | 45 | 0.97 | 0.58 |
| ET-71 | 30 | 43 | 27 | 50 | 49 | 1 | 39 | 60 | 0 | 31 | 43 | 26 | 28 | 43 | 30 | 0.99 | 0.48 |
| ET-70 | 48 | 36 | 16 | 41 | 59 | 0 | 38 | 17 | 45 | 48 | 36 | 16 | 22 | 36 | 42 | 0.27 | 0.58 |
| ET-72 | 22 | 49 | 29 | 22 | 68 | 10 | 18 | 34 | 48 | 22 | 51 | 27 | 11 | 49 | 40 | 0.4 | 0.68 |
| ET-79 | 53 | 40 | 7 | 33 | 67 | 0 | 42 | 28 | 30 | 56 | 42 | 2 | 28 | 40 | 32 | 0.48 | 0.65 |
| ET-88 | 70 | 25 | 5 | 20 | 40 | 40 | 66 | 12 | 22 | 71 | 25 | 4 | 48 | 25 | 27 | 0.36 | 0.39 |
| ET-92 | 11 | 32 | 58 | 18 | 80 | 1 | 16 | 38 | 46 | 11 | 33 | 56 | 6 | 32 | 62 | 0.45 | 0.8 |
| ET-93 | 28 | 33 | 39 | 17 | 79 | 4 | 25 | 42 | 33 | 29 | 35 | 35 | 11 | 33 | 56 | 0.55 | 0.78 |
| ET-94 | 57 | 33 | 10 | 14 | 79 | 7 | 50 | 29 | 21 | 59 | 33 | 8 | 32 | 33 | 35 | 0.57 | 0.78 |
| ET-98 | 32 | 27 | 41 | 3 | 94 | 3 | 49 | 7 | 43 | 32 | 28 | 40 | 27 | 27 | 46 | 0.14 | 0.94 |
| ET-104 | 54 | 35 | 12 | 60 | 40 | 0 | 45 | 10 | 44 | 56 | 36 | 8 | 29 | 35 | 36 | 0.18 | 0.39 |
| Mean (AM) | 38.2 | 35.8 | 26.2 | 28.6 | 64.9 | 6.4 | 37.6 | 31.8 | 30.4 | 39.1 | 36.6 | 24.2 | 23.3 | 35.8 | 41.0 | 0.49 | 0.64 |
| Confidence (−95%) | 25.3 | 31.1 | 14.3 | 17.2 | 53.2 | −1.4 | 27.4 | 17.8 | 18.7 | 25.7 | 31.7 | 12.0 | 15.1 | 31.1 | 33.7 | 0.30 | 0.52 |
| Confidence (+95%) | 51.1 | 40.5 | 38.0 | 40.1 | 76.6 | 14.2 | 47.8 | 45.9 | 42.0 | 52.4 | 41.5 | 36.3 | 31.4 | 40.5 | 48.3 | 0.68 | 0.76 |
| Upper Cañadón Largo formation (Section III) | |||||||||||||||||
| ET-118 | 31 | 36 | 32 | 50 | 47 | 3 | 44 | 55 | 0 | 31 | 36 | 32 | 29 | 36 | 35 | 0.99 | 0.46 |
| ET-122 | 26 | 32 | 42 | 43 | 53 | 4 | 43 | 56 | 1 | 26 | 33 | 41 | 25 | 32 | 43 | 0.98 | 0.53 |
| ET-143 | 50 | 23 | 26 | 0 | 100 | 0 | 56 | 10 | 33 | 53 | 24 | 23 | 29 | 23 | 47 | 0.23 | 0.99 |
| ET-116 | 40 | 34 | 26 | 32 | 68 | 0 | 34 | 14 | 52 | 42 | 35 | 24 | 17 | 34 | 49 | 0.21 | 0.68 |
| ET-117 | 44 | 40 | 16 | 71 | 29 | 0 | 33 | 25 | 42 | 44 | 40 | 16 | 20 | 40 | 40 | 0.37 | 0.28 |
| ET-121 | 46 | 38 | 16 | 4 | 96 | 0 | 37 | 13 | 49 | 46 | 38 | 16 | 22 | 38 | 39 | 0.21 | 0.95 |
| ET-153 | 47 | 43 | 11 | 6 | 87 | 6 | 37 | 12 | 51 | 47 | 43 | 10 | 25 | 43 | 32 | 0.18 | 0.87 |
| Mean (AM) | 40.6 | 35.1 | 24.1 | 29.4 | 68.6 | 1.9 | 40.6 | 26.4 | 32.6 | 41.3 | 35.6 | 23.1 | 23.9 | 35.1 | 40.7 | 0.45 | 0.68 |
| Confidence (−95%) | 32.3 | 29.1 | 14.2 | 4.4 | 43.7 | −0.4 | 33.2 | 7.5 | 11.4 | 32.5 | 29.9 | 13.3 | 19.7 | 29.1 | 35.0 | 0.11 | 0.43 |
| Confidence (+95%) | 48.8 | 41.1 | 34.1 | 54.5 | 93.5 | 4.1 | 47.9 | 45.3 | 53.7 | 50.1 | 41.2 | 32.9 | 28.0 | 41.1 | 46.4 | 0.79 | 0.93 |
| Laguna Colorada Fm. | |||||||||||||||||
| ET-163 | 43 | 11 | 46 | 0 | 95 | 5 | 60 | 16 | 24 | 49 | 13 | 38 | 17 | 11 | 72 | 0.39 | 0.94 |
| ET-172 | 51 | 27 | 22 | 11 | 89 | 0 | 41 | 11 | 48 | 52 | 27 | 21 | 18 | 27 | 55 | 0.18 | 0.88 |
| ET-179 | 39 | 22 | 39 | 0 | 0 | 100 | 40 | 18 | 42 | 41 | 23 | 36 | 14 | 22 | 64 | 0.3 | 0 |
| ET-160 | 35 | 30 | 35 | 31 | 61 | 7 | 35 | 11 | 55 | 36 | 30 | 34 | 16 | 30 | 55 | 0.16 | 0.61 |
| ET-167 | 27 | 25 | 49 | 38 | 37 | 26 | 48 | 49 | 3 | 28 | 26 | 46 | 22 | 25 | 53 | 0.93 | 0.36 |
| ET-174 | 57 | 36 | 7 | 0 | 100 | 0 | 45 | 12 | 43 | 57 | 36 | 6 | 30 | 36 | 34 | 0.21 | 0.99 |
| Mean (AM) | 42.0 | 25.2 | 33.0 | 13.3 | 63.7 | 23.0 | 44.8 | 19.5 | 35.8 | 43.8 | 25.8 | 30.2 | 19.5 | 25.2 | 55.5 | 0.36 | 0.63 |
| Confidence (−95%) | 30.6 | 16.3 | 16.3 | −4.6 | 22.4 | −17.8 | 35.7 | 4.0 | 15.8 | 32.5 | 17.8 | 15.1 | 13.4 | 16.3 | 42.1 | 0.06 | 0.22 |
| Confidence (+95%) | 53.4 | 34.0 | 49.7 | 31.3 | 104.9 | 63.8 | 53.9 | 35.0 | 55.9 | 55.2 | 33.9 | 45.2 | 25.6 | 34.0 | 68.9 | 0.67 | 1.04 |
| Rincón Blanco Fm. | |||||||||||||||||
| ET-149 | 32 | 21 | 47 | 28 | 69 | 3 | 41 | 18 | 41 | 35 | 23 | 42 | 15 | 21 | 65 | 0.3 | 0.68 |
| ET-132 | 49 | 29 | 21 | 14 | 86 | 0 | 51 | 16 | 33 | 50 | 30 | 21 | 31 | 29 | 39 | 0.31 | 0.85 |
| ET-147 | 28 | 19 | 53 | 27 | 69 | 4 | 49 | 14 | 38 | 33 | 23 | 43 | 18 | 19 | 62 | 0.26 | 0.68 |
| ET-180 | 52 | 38 | 9 | 5 | 81 | 14 | 34 | 28 | 38 | 53 | 38 | 9 | 20 | 38 | 42 | 0.42 | 0.8 |
| ET-185 | 32 | 23 | 45 | 88 | 6 | 6 | 53 | 43 | 4 | 32 | 23 | 45 | 26 | 23 | 52 | 0.91 | 0.06 |
| Mean (AM) | 38.6 | 26.0 | 35.0 | 32.4 | 62.2 | 5.4 | 45.6 | 23.8 | 30.8 | 40.6 | 27.4 | 32.0 | 22.0 | 26.0 | 52.0 | 0.44 | 0.61 |
| Confidence (−95%) | 24.9 | 16.5 | 11.4 | −8.0 | 22.1 | −1.1 | 35.8 | 8.9 | 11.9 | 28.1 | 19.1 | 12.0 | 14.0 | 16.5 | 37.6 | 0.11 | 0.22 |
| Confidence (+95%) | 52.3 | 35.5 | 58.6 | 72.8 | 102.3 | 11.9 | 55.4 | 38.7 | 49.7 | 53.1 | 35.7 | 52.0 | 30.0 | 35.5 | 66.4 | 0.77 | 1.01 |