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Ironbark Formation STRATNO: 33969
Current: Yes Rank: Formation, beds Status: Informal State(s): NSW
Category: Other new published name Usage: Mentioned Definition Card: No
Originator: Entry date: 13-JAN-00Last Update: 20-AUG-18
Replaced by: Previously known as:
Description: Light grey fine-grained fels-lithic sandstone, grey weakly-laminated siltstone, grey shale sporadically carbonaceous, grey to brown soft claystone, coal: dull and bright bands with calcite-healed cleats
Comments: Sydney Basin. NOT same unit as Ironbark Creek Arenite, New England Fold Belt.
Geological province: No province information available
Type state: Reference section type:
Maximum thickness: mMinimum thickness:
Unit Age Event: deposition
Top of unit -
Minimum age: 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: 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: 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

Use on maps:


Full Bibliographic Details (ordered by usage, publication year)

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: Of Four Mile Creek Subgroup.

Bibliographic references returned: 1 This data is subject to Geoscience Australia's disclaimer and copyright statements.