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Jo Doth Tuff Member STRATNO: 40791
Current: Yes Rank: Member, phase Status: Formal State(s): NSW
Category: Variation of published name Usage: Briefly described Definition Card: No
Originator: Entry date: 15-APR-04 Last Update: 13-DEC-07
Replaced by: Previously known as:
Description: Thick white claystone and minor sandstone sequence, representing several layers of airfall and water-reworked dacitic tuffs.
Comments: See also Jo Doth Tuff.
Geological province: No province information available
Type state: Reference section type:
Maximum thickness: 15m Minimum 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:
First Reference:
REFID: 50147 Roberts, J., Engel, B., Lennox, M., Chapman, J., 1991, Dungog, New South Wales 1:100 000 Geological Sheet 9233, Geological Survey of New South Wales. 1:100,000 geological sheet series, 1v, Map

Use on maps:
REFID: 50147 Roberts, J., Engel, B., Lennox, M., Chapman, J., 1991, Dungog, New South Wales 1:100 000 Geological Sheet 9233, Geological Survey of New South Wales. 1:100,000 geological sheet series, 1v, Map


Full Bibliographic Details (ordered by usage, publication year)

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 (p534 App.1 Tb.A1.9) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Of the Leloma Formation (Craven Subgroup, Gloucester Coal Measures). White to cream claystone. Max. thickness: 15m. Geological Province: Sydney Basin.
REFID: 50147 Roberts, J. , Engel, B. , Lennox, M. , Chapman, J. 1991 Dungog, New South Wales 1:100 000 Geological Sheet 9233 Geological Survey of New South Wales. 1:100,000 geological sheet series 1v Map
Usage: Briefly described (Map legend) Min age from reference: Late Permian Max age from reference: Late Permian Comments: Of the Leloma Formation (Craven Subgroup, Gloucester Coal Measures). Thick white claystone and minor sandstone sequence. Geological Province: Western Myall Block.
REFID: 44244 Roberts, J. , Engel, B. , Chapman, J. 1991 Geology of the Camberwell, Dungog, and Bulahdelah 1:100 000 sheets 9133, 9233, 9333. Geological Survey of New South Wales 1v 382pp
Usage: Briefly described (p188) Min age from reference: Permian Max age from reference: Permian Comments: Of the Leloma Formation. Max. thickness: 15m. Type section in text. Geological Province: Myall Block.

Bibliographic references returned: 3 This data is subject to Geoscience Australia's disclaimer and copyright statements.