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Adamstown Subgroup STRATNO: 107
Current: Yes Rank: Subgroup Status: Formal State(s): NSW
Category: Other new published name Usage: Described Definition Card: No
Originator: Entry date: 01-JAN-88Last Update: 04-OCT-16
Replaced by: Previously known as: Adamstown Sub-Group
Description: Conglomerate, tuff, sandstone, siltstone, claystone, black coal.
Comments: Of McKenzie and Britten (1969). Replaced by Adamstown Formation. Apparently current again (2015): RefID 70647.
Geological province: Lachlan Orogen
Type state: Reference section type:
Maximum thickness: mMinimum thickness:
Unit Age
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:
Boolaroo Subgroup overlies Adamstown Subgroup conformity
Lambton Subgroup underlies Adamstown Subgroup conformity
First Reference:
REFID: 39609 Bowman, H.N., Whitehouse, J., 1984, The Nobbys-Dudley-Yard Seam, Kilaben Bay, Newcastle area., Geological Survey of New South Wales. Quarterly Notes, 56, p1-12

Use on maps:
REFID: 70647 Och, D.J., Jones, D.C., Uren, R.E., Hughes, K.S., 2015, Gosford- Lake Macquarie Special 1:100 000 geological sheet 9131 & part 9231, Geological Survey of New South Wales, map


Full Bibliographic Details (ordered by usage, publication year)

REFID: 22969 Maung, T.U. , Alder, D. , Shaw, R. , Hawley, S. 1997 Offshore Sydney Basin. Box 1 Bureau of Resource Sciences, Petroleum Prospectivity Bulletin
Usage: Described (Fig 4.1a) Max age from reference: Late Permian Comments:
REFID: 70647 Och, D.J. , Jones, D.C. , Uren, R.E. , Hughes, K.S. 2015 Gosford- Lake Macquarie Special 1:100 000 geological sheet 9131 & part 9231 Geological Survey of New South Wales map
Usage: Briefly described (Map Legend) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Sydney Basin. , Newcastle Coal Measures , Conglomerate, tuff, sandstone, siltstone, claystone, black coal.
REFID: 68711 Ives, M. , Brunton, J. , Edwards, J. , Rigby, R. , Tobin, C. , Weber, C.R. 1999 Revision of the stratigraphy of the Newcastle Coal Measures Coalfield Geology Council Of New South Wales. Bulletin 1 113-119
Usage: Briefly described (p118, p116 Tbl 2) Comments: Of McKenzie and Britten (1969). Replaced by Adamstown Formation. , Formerly of Newcastle Coal Measures , Included Kotara Formation, Fern Valley Coal, Glebe Formation, Wave Hill Coal, Kahibah Formation, Montrose Coal, Tickhole Formation, Australasian Coal
REFID: 24121 Matthei, L.E. 1995 Soil Landscapes of the Newcastle 1:100 000 Sheet Department of Land and Water Conservation. Report. 320p
Usage: Briefly described (p4) Comments: Of Newcastle Coal Measures.
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 (Table SY1) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Of the Newcastle Coal Measures. Geological Province: Sydney Basin/Newcastle area.
REFID: 42214 Gulson, B.L. , Diessel, C.F.K. , Mason, D.R. , Krogh, T.E. 1990 High precision radiometric ages from the northern Sydney Basin and their implication for the Permian time interval and sedimentation rates. Australian Journal of Earth Sciences 37(4) p459-469
Usage: Mentioned (Table 1 P462) Comments:
REFID: 39609 Bowman, H.N. , Whitehouse, J. 1984 The Nobbys-Dudley-Yard Seam, Kilaben Bay, Newcastle area. Geological Survey of New South Wales. Quarterly Notes 56 p1-12
Usage: Mentioned (Table 1) Comments:

Bibliographic references returned: 7 This data is subject to Geoscience Australia's disclaimer and copyright statements.