Geofluids / 2017 / Article / Tab 2 / Research Article
Multiphase Calcite Cementation and Fluids Evolution of a Deeply Buried Carbonate Reservoir in the Upper Ordovician Lianglitag Formation, Tahe Oilfield, Tarim Basin, NW China Table 2 Carbon, oxygen, and strontium isotopic data of host rocks and fracture- and vug-filling calcite cements by conventional methods of Lianglitag Formation carbonates in the Tahe Oilfield.
Well Depth Sample type Host lithology δ 18 O δ 13 C Sr87 /Sr86 S79 5499.96 Whole rock Micritic limestones −3.777 1.463 — T443 5515.90 Whole rock Micritic limestones −7.837 1.296 — T751 5838 Whole rock Micritic limestones −6.639 2.457 — T904 5776 Whole rock Micritic limestones −6.885 1.892 — T751 5840.20 Whole rock Micritic limestones −7.125 2.229 0.709005 T751 5835.70 Whole rock Micritic limestones −7.718 2.337 — T751 5776 Whole rock Micritic limestones −6.801 2.091 0.710323 T751 5772.7 Whole rock Micritic limestones −6.523 2.194 — S106 5884.14 Whole rock Micritic limestones −4.288 2.215 0.710756 T751 5833.9 Whole rock Micritic limestones −6.85 2.48 — T705 5657.95 Whole rock Micritic limestones −6.08 0.563 0.711927 T904 5803 Whole rock Micritic limestones −6.542 1.944 — T904 5792.54 Whole rock Micritic limestones −8.05 1.704 — T904 5779.36 Whole rock Micritic limestones −6.247 1.975 — S106 5934.86 Whole rock Grainstone −4.493 1.988 S110 6088.43 Whole rock Grainstone −8.448 −0.078 0.708904 S99 5925.06 Whole rock Grainstone −6.335 1.999 — S110 6089.9 Whole rock Grainstone −7.44 −0.028 0.709088 S107 6186.86 Whole rock Grainstone −6.635 1.238 — S107 6188.9 Whole rock Sparry bioclastic limestone −6.635 0.959 — T705 5638.99 Whole rock Sparry oolitic limestone −6.171 −0.643 — T705 5648.6 Whole rock Grainstone −6.607 0.3 0.708659 T738 5883.9 Whole rock Grainstone −6.535 0.996 — T114 6299.39 Whole rock Grainstone −3.23 1.977 0.70856 S107 6230.33 Whole rock Grainstone −5.51 1.107 — S110 6086.52 Whole rock Grainstone −7.149 0.19 0.709119 S110 6083.91 Whole rock Grainstone −7.532 0.115 0.708919 TP5 6158.68 Whole rock Grainstone −6.568 0.679 — T114 6304.17 Whole rock Grainstone −3.664 2.091 0.708596 S106 5885.92 Whole rock Sparry bioclastic limestone −3.653 2.268 0.708353 T705 5638.3 Whole rock Bioclastic limestone −6.01 −0.403 0.708261 S111 6108.7 Whole rock Sparry bioclastic limestone −5.582 1.75 — S111 6105.89 Whole rock Sparry bioclastic limestone −5.86 1.757 0.708202 S111 6104.96 Whole rock Sparry bioclastic limestone −5.558 1.105 0.708136 S106 5885.92 Fracture-filling calcite cements Sparry bioclastic limestone −9.481 1.622 0.711119 S110 6098.3 Cavern-filling calcite cements Marly limestone −11.023 −1.175 0.712863 S110 6096.61 Vug-filling calcite cements Micritic oolitic limestone −10.624 −1.201 — S110 6089.9 Cavern-filling calcite cements Grainstone −10.408 −0.799 — S110 6083.91 Fracture-filling calcite cements Grainstone −9.393 −0.559 — T79 5515.75 Cavern-filling calcite cements Siltstone −10.213 −2.159 — T79 5509.3 Cavern-filling calcite cements Siltstone −8.155 −0.341 — T204 5466.19 Cavern-filling calcite cements Breccia −10.389 −0.554 — T751 5840.20 Vug-filling calcite cements Micritic limestones −8.383 3.16 0.709103 T904 5779.36 Vug-filling calcite cements Micritic limestones −9.033 1.854 —
23 ].
