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Blackmans Flat Conglomerate STRATNO: 1865
Current: Yes Rank: Formation, beds Status: Formal State(s): NSW
Category: Variation of published name Usage: Defined Definition Card: Yes (View definition data)
Originator: Bembrick, C.S., Robertson Research (Australia) Pty Ltd 13-JUN-83 Entry date: 01-JAN-88 Last Update: 28-OCT-13
Replaced by: Previously known as: Upper Marrangaroo Conglomerate
Description: Quartz sandstone, pebbly, coarse-grained.
Comments: Formerly of Lithgow Coal Measures. See also Blackmans Flat Formation.
Geological province: Sydney Basin
Type state: NSW Reference section type:
Maximum thickness: 20.5m Minimum thickness:
Unit Age Event: deposition
Top of unit -
Minimum age: Late Permian Ma: % from base of biozone: Age method:
Maximum age: Ma: % from base of biozone: Age method:
Base of unit -
Minimum age: Ma: % from base of biozone: Age method:
Maximum age: Late Permian Ma: % from base of biozone: Age method:

Stratigraphic Hierarchy (current units only) Rank Status

Chemical Hierarchy (current units only) Rank Status


Related units: Relationship: Contact Type:
First Reference:
REFID: 43318 McElroy, C.T., 1962, Sydney N.S.W. 1:250 000 geological survey explanatory Notes (second edition), Bureau of Mineral Resources, Australia, 1v

Definition Reference:
REFID: 40806 Standing Committee Coalfield Geol. NSW, 1986, Stratigraphic subdivision of the Illawarra Coal Measures in the Western Coalfield., Geological Survey of New South Wales, Records, 22(1), p145-158

Use on maps:


Full Bibliographic Details (ordered by usage, publication year)

REFID: 40806 Standing Committee Coalfield Geol. NSW 1986 Stratigraphic subdivision of the Illawarra Coal Measures in the Western Coalfield. Geological Survey of New South Wales, Records 22(1) p145-158
Usage: Defined (p153) Min age from reference: Permian Max age from reference: Permian Comments: Prob. Permian
REFID: 42657 Yoo, E.K. 1993 Stratigraphic and coal seam correlations of the Illawarra Coal Measures in the Ulan and Bylong areas, Western Coalfield, Sydney Basin, New South Wales Royal Society of New South Wales. Journal and Proceedings 126(1/2) p73-86
Usage: Described (p75) Comments:
REFID: 39232 Bembrick, C.S. 1983 Stratigraphy and sedimentation of the Late Permian Illawarra Coal Measures in the Western Coalfield, Sydney Basin, New South Wales. Royal Society of New South Wales. Journal and Proceedings 116(3/4) p105-117
Usage: Described (p108) Comments:
REFID: 34040 Branagan, D.F. 1969 Permian of the southern and western parts of the Sydney Basi n - Western Coalfield. IN Packham G.H.(ed) - The geology of New South Wales. Geological Society of Australia. Journal 16(1) p381-387
Usage: Described (p385) Comments: Permian
REFID: 22857 Scheibner, E. , Basden, H. (ed.) 1998 Geology of New South Wales - Synthesis. Volume 2 Geological Evolution. Geological Survey of New South Wales. Memoir (Geology) 13(2) 666pp
Usage: Briefly described (p528 App.1 Tb.A1.9) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Of the Cullen Bullen Subgroup (Illawarra Coal Measures). Quartz sandstone, pebbly, coarse-grained. Max. thickness: 5m. Geological Province: Sydney Basin. See also p526 App.1 Tb.A1.9.
REFID: 61315 New South Wales Department of Mineral Resources 1995 Sydney Basin IN Stewart, R. and Adler, D. (eds.) "New South Wales Wales Petroleum Potential" - Bulletin New South Wales. Department of Mineral Resources. Coal and Petroleum Geology Branch. Bulletin 1 p163-188
Usage: Briefly described (p180) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Of the lower part of Illarawarra Coal Measures. Good reservoir potential. Geological Province: Sydney Basin
REFID: 43194 Tadros, N.Z. 1993 The Gunnedah Basin, New South Wales. Geological Survey of New South Wales. Memoir (Geology) 12 649p
Usage: Briefly described (p113) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Western Coalfield, Sydney Basin. Article states that this unit is a correlative of the 'quartz rich sandstone unit' of the Black Jack Formation, Gunnedah Basin. It is not clear which sandstone unit this is (may be the 'quartz rich sequence')
REFID: 22578 Herbert, C. 1995 Sequence stratigraphy of the Late Permian Coal Measures in the Sydney Basin Australian Journal of Earth Sciences 42(4) P391-405
Usage: Mentioned (p398) Comments:
REFID: 43146 Dove, A. , Lee, G. 1994 Breccia filled Diatreme in Permian Illawarra Coal Measures and Triassic Strata,Kandos,New South Wales Royal Society of New South Wales. Journal and Proceedings 127 (1-2) 39-45
Usage: Mentioned (p39) Comments:
REFID: 40330 Hunt, J.W. , Brakel, A.T. , Smyth, M. 1986 Origin and distribution of the Bayswater seam and correlatives in the Permian Sydney and Gunnedah Basins, Australia. Geological Society of Australia. Coal Geology Group. Journal 6 p59-75
Usage: Mentioned (p66) Comments:
REFID: 40332 Martin, D.J. 1986 Sedimentary depositional environments and some igneous intrusions in the Sydney-Gunnedah Basin. Geological Society of Australia. Coal Geology Group. Journal 6 p19-25
Usage: Mentioned (Fig.4) Comments:
REFID: 40256 McMinn, A. 1985 Palynostratigraphy of the Middle Permian coal sequences of the Sydney Basin. Australian Journal of Earth Sciences 32(3) p301-309
Usage: Mentioned (Fig.3) Comments:
REFID: 37093 Morris, F.R. 1975 Western Coalfield. In Traves D.M. and King D.(Eds) - Economic geology Australia and Papua New Guinea - 2.Coal. AusIMM. Monograph Series 6 p230-235
Usage: Mentioned (p233) Comments:
REFID: 45090 Mayne, S.J. , Nicholas, E. , Bigg-Wither, A.L. , Rasidi, J.S. , Raine, M.J. 1974 Geology the Sydney Basin - a review. Bureau of Mineral Resources, Australia. Bulletin 149 229pp
Usage: Mentioned (p188) Comments: Refers Rayner(1954)
REFID: 43320 Bryan, J.H. , McElroy, C.T. , Rose, G. 1966 Sydney 1:250 000 geological series explanatory notes. 3rd Edition. Geological Survey of New South Wales 46pp
Usage: Not recorded (Table 1) Max age from reference: Permian Comments: Part of Illawarra Coal Measure
REFID: 43318 McElroy, C.T. 1962 Sydney N.S.W. 1:250 000 geological survey explanatory Notes (second edition) Bureau of Mineral Resources, Australia 1v
Usage: Not recorded (opp p6) Max age from reference: Permian Comments:

Bibliographic references returned: 16 This data is subject to Geoscience Australia's disclaimer and copyright statements.