Table C.26 Summary of shale, tight and deep coal gas plays (compiled from Hall et al., 2015, 2016a, b, UPR, 2015). Formation Age Environment Top depth Thickness Source rock(s) Source Source rock Play type Exploration status (m) (m) rock TOC maturity (%) Toolachee Late Fluvio-deltaic 0–280 Type II/III to Type 0–96 Immature Tight, deep coal Under assessment/ minor – Formation Permian III; coal, DOM late gas production Daralingie Middle Fluvio-deltaic 0–130 Type II/III to Type 0–79 Immature Tight Under assessment/ minor – Permian III; coal, DOM late gas/ over production Formation mature Roseneath Shale Middle Lacustrine 0–240 Type III; DOM 0–22 Immature Shale Under assessment/ minor – Permian over mature production Epsilon Middle Prograding 0–195 Type II/III to Type 0–80 Immature Tight, deep coal Under assessment/ minor – Permian delta and III; coal, DOM over mature production Formation lacustrine Murteree Shale Early Deep, 0–90 Type III; DOM 0–13 Immature Shale Under assessment/ minor – Permian freshwater over mature production lacustrine Patchawarra Early 0–680 Type II/III to Type 0–88 Immature Tight, deep coal Under assessment/ minor – Permian 3,800 III; coal, DOM over mature production Formation
Table C.26 Summary of shale, tight and deep coal gas plays (compiled from Hall et al., 2015, 2016a, b, UPR, 2015). Formation Age Environment Top depth (m) Thickness (m) Source rock(s) Source rock TOC (%) Source rock maturity Play type Exploration status Toolachee Formation Late Permian Fluvio-deltaic 0–280 Type II/III to Type III; coal, DOM 0–96 Immature – late gas Tight, deep coal Under assessment/ minor production Daralingie Formation Middle Permian Fluvio-deltaic 0–130 Type II/III to Type III; coal, DOM 0–79 Immature – late gas/ over mature Tight Under assessment/ minor production Roseneath Shale Middle Permian Lacustrine 0–240 Type III; DOM 0–22 Immature – over mature Shale Under assessment/ minor production Epsilon Formation Middle Permian Prograding delta and lacustrine 0–195 Type II/III to Type III; coal, DOM 0–80 Immature – over mature Tight, deep coal Under assessment/ minor production Murteree Shale Early Permian Deep, freshwater lacustrine 0–90 Type III; DOM 0–13 Immature – over mature Shale Under assessment/ minor production Patchawarra Formation Early Permian 0–680 Type II/III to Type III; coal, DOM 0–88 Immature – over mature Tight, deep coal Under assessment/ minor production 3,800
gba_stage1_appendices_final_small.docx