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Abroi Granodiorite STRATNO: 63
Current: Yes Rank: Formation, beds Status: Formal State(s): NSW
Category: Variation of published name Usage: Briefly described Definition Card: No
Originator: Entry date: 01-JAN-88Last Update: 27-JUL-15
Replaced by: Previously known as: Abroi Gneiss
Description: Gneissic biotite granodiorite. Commonly foliated S-type biotite granitoids commonly with blue quartz, and minor amphibole, garnet and graphite.
Comments: Formerly in the Hillgrove Suite; now in the Abroi Suite, of Hillgrove Supersuite. Blevin, Bultitude & Champion, 2007, pers.comm.
Geological province: No province information available
Type state: Reference section type:
Maximum thickness: mMinimum thickness:
Unit Age Event: intrusion
Top of unit -
Minimum age: Early 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 Carboniferous 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: 31806 Leitch, E.C., Neilson, M.J., Hobson, E., 1971, Dorrigo-Coffs Harbour, New South Wales, 1:250 000 geological series map. Sheets SH/56-10 & 11, 1st edition., Geological Survey of New South Wales, 1v

Use on maps:
REFID: 23720 Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F., 1992, Dorrigo - Coffs Harbour 1:250 000 Metallogenic Map, Geological Survey of New South Wales. Metallogenic Map Series, Map, Map Legend
REFID: 30911 Geological Survey of New South Wales., 1973, New England, New South Wales, 1:500 000 geological series map. 1st edition., Geological Survey of New South Wales, 1v
REFID: 31806 Leitch, E.C., Neilson, M.J., Hobson, E., 1971, Dorrigo-Coffs Harbour, New South Wales, 1:250 000 geological series map. Sheets SH/56-10 & 11, 1st edition., Geological Survey of New South Wales, 1v


Full Bibliographic Details (ordered by usage, publication year)

REFID: 42984 Kent, A.J.R. 1994 Geochronology and geochemistry of Palaeozoic intrusive rocks in the Rockvale region, southern New England Orogen, New South Wales. Australian Journal of Earth Sciences 41(4) p365-379
Usage: Briefly described (p370) Comments:
REFID: 23720 Gilligan, L.B. , Brownlow, J.W. , Cameron, R.G. , Henley, H.F. 1992 Dorrigo - Coffs Harbour 1:250 000 Metallogenic Map Geological Survey of New South Wales. Metallogenic Map Series Map Map Legend
Usage: Briefly described (Map Legend) Min age from reference: Early Permian Max age from reference: Late Carboniferous Comments: Of Hillgrove Plutonic Suite. Gneissic biotite granodiorite.
REFID: 39214 Pogson, D.J. , Scheibner, E. 1976 Palaeozoic accretion of eastern Australia. 25th International Geological Congress. Excursion Guide 16A
Usage: Briefly described (p40) Comments:
REFID: 31802 Leitch, E.C. 1974 The geological development of the southern part of the New England Fold Belt. Geological Society of Australia. Journal 21(2) p133-156
Usage: Briefly described (p142) Comments: 250 m.y. Refers Binns (1966)
REFID: 68822 Glen, R.A. 2013 Refining accretionary orogen models for the Tasmanides of eastern Australia Australian Journal of Earth Sciences 60(3) pp315-370
Usage: Mentioned (p338) Min age from reference: Sakmarian Max age from reference: Sakmarian Comments: , ca. 293 Ma
REFID: 44450 Gilligan, L.B. , Brownlow, J.W. , Cameron, R.G. , Henley, H.F. 1992 Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11: Metallogenic Study and Mineral Deposit Data Sheets Geological Survey of New South Wales 509p
Usage: Mentioned (p11) Comments: Within the Wongwibinda Metamorphic Complex. Geological Province: New England Fold Belt.
REFID: 36961 Korsch, R.J. , Harrington, H.J. 1981 Stratigraphic and structural synthesis of the New England Orogen. Geological Society of Australia. Journal 28(2) p205-226
Usage: Mentioned (p219) Comments:
REFID: 36948 Korsch, R.J. 1981 Structural geology of the Rockvale Block, northern New South Wales. Geological Society of Australia. Journal 28(1) p51-70
Usage: Mentioned (p51) Comments:
REFID: 35664 Leitch, E.C. , McDougall, I. 1979 The age of orogenesis in the Nambucca Slate Belt: A K-Ar study of low-grade regional metamorphic rocks. Geological Society of Australia. Journal 26(3) p111-119
Usage: Mentioned (p117) Comments: Age dates.
REFID: 35257 Paterson, I.B.L. , Townsend, D.J. , Weber, C.R. 1978 Molybdenum in New South Wales. New South Wales. Department of Mines. Mineral Resources 43
Usage: Mentioned (Fig.21) Comments:
REFID: 31694 Korsch, R.J. 1977 A framework for the Palaeozoic geology of the southern part of the New England geosyncline. Geological Society of Australia. Journal 24(6) p339-355
Usage: Mentioned (p349) Comments:
REFID: 30911 Geological Survey of New South Wales. 1973 New England, New South Wales, 1:500 000 geological series map. 1st edition. Geological Survey of New South Wales 1v
Usage: Mentioned (Map legend) Min age from reference: Permian Max age from reference: Permian Comments:
REFID: 31806 Leitch, E.C. , Neilson, M.J. , Hobson, E. 1971 Dorrigo-Coffs Harbour, New South Wales, 1:250 000 geological series map. Sheets SH/56-10 & 11, 1st edition. Geological Survey of New South Wales 1v
Usage: Mentioned (Map legend) Min age from reference: Late Permian Max age from reference: Late Permian Comments:

Bibliographic references returned: 13 This data is subject to Geoscience Australia's disclaimer and copyright statements.