Geology of the Dixon 1:100 000 Sheet
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EXPLANATORY NOTES GEOLOGY OF THE DIXON 1:100 000 SHEET by I. M. Tyler 1:100 000 GEOLOGICAL SERIES MONTAGUE DRYSDALE- MEDUSA SD 52 SOUND LONDON- BANKS DERRY 12 5,9 10 CAMDEN SOUND ASHTON CAMBRIDGE PRINCE REGENT- GULF 16 15, 13 14 PENDER o YAMPI CHARNLEY MT LISSADELL 16 ELIZABETH 2 3 4 1 2 BROOME DERBY LENNARD LANSDOWNE DIXON RIVER RANGE 6 SE 51 7 8 5 6 LA GRANGE MT NOONKAN- MT RAMSAY GORDON SE 52 ANDERSON BAH DOWNS 10 11 12 9 10 MANDORA MUNRO McCLARTY CROSSLAND MT BANNER- BILLILUNA HILLS MAN PORT 13 14 15 16 13 HEDLAND- 14 YARRIE ANKETELL o DAMPIER ROEBOURNE BEDOUT JOANNA DUMMER CORNISH LUCAS 20 BARROW SPRING ISLAND ISLAND 2 3 1 2 3 4 1 4 1 2 PYRAMID MARBLE NULLAGINE PATERSON SAHARA PERCIVAL HELENA STANSMORE ONSLOW YARRALOOLA BAR RANGE 8 5 6 7 5 6 7 SF 51 8 5 6 SF 50 BALFOUR ROY HILL RUDALL TABLETOP URAL WILSON WEBB SF 52 NINGALOO YANREY WYLOO MT BRUCE DOWNS 10 11 12 9 10 11 12 9 12 9 10 TUREE NEWMAN ROBERTSON GUNANYA RUNTON MORRIS RYAN MACDONALD SF 49 MINILYA WINNING EDMUND POOL CREEK 15 16 13 14 15 16 13 16 13 14 14 COLLIER BULLEN TRAINOR MADLEY o MT PHILLIPS MT WARRI COBB RAWLINSON 24 QUOBBA KENNEDY EGERTON RANGE 2 3 4 1 2 3 4 1 4 1 2 NABBERU STANLEY HERBERT GLENBURGH ROBINSON PEAK HILL BROWNE BENTLEY SCOTT SHARK WOORAMEL RANGE BAY- 8 5 6 7 5 6 7 SG 51 8 5 6 SG 50 GLENGARRY WILUNA YOWALGA SG 52 SG 49 YARINGA KINGSTON ROBERT TALBOT EDEL BYRO BELELE COOPER 10 11 12 9 10 11 12 9 8,12 9 10 CUE SANDSTONE SIR DUKETON THROSSELL WESTWOOD LENNIS AJANA MURGOO SAMUEL WAIGEN 15 16 13 14 15 13 14 16 13 14 o KIRKALOCKA YOUANMI LEONORA LAVERTON RASON NEALE VERNON 28 GERALDTON- YALGOO WANNA HOUTMAN ABROLHOS 2 3 4 1 2 3 4 1 2 1 MENZIES EDJUDINA PERENJORI NINGHAN BARLEE MINIGWAL PLUMRIDGE JUBILEE MASON 7 8 5 6 7 8 DONGARA- 6 SH 51 5 6 SH 50 JACKSON KAL- SEEMORE LOONGANA HILLRIVER CUNDEELEE SH 52 MOORA BENCUBBIN GOORLIE KURNALPI FORREST 12 9 10 11 5,9 10 11 12 9 10 BOOR- PERTH KELLER- SOUTHERN WIDGIE- ZANTHUS NARETHA MADURA EUCLA BERRIN CROSS ABBIN MOOLTHA 13 14 15 14 15 16 16 13 14 o CORRIGIN HYDEN LAKE NORSEMAN BALLA- CULVER BURN- 32 PINJARRA JOHNSTON DONIA NOONAERA ABBIE 2 3 4 1 2 3 4 1 2 COLLIE DUMBLE- NEWDE- RAVENS- ESPERANCE- MALCOLM- YUNG GATE THORPE MONDRAIN CAPE ARID ISLAND 6 7 8 5 7, 11 BUSSELTON- SI 50 SI 51 BREMER 6, 10 AUGUSTA PEMBERTON- MT BAY 5, 9 IRWIN INLET BARKER- 10, 14 11, 15 12 ALBANY 120 o o 114 o 126 MOUNT TURKEY REMARKABLE CREEK OSMAND 4463 4563 4663 DIXON RANGE SE52–06 McINTOSH DIXON LINACRE 4462 4562 4662 IMT104 25.03.04 GEOLOGICAL SURVEY OF WESTERN AUSTRALIA GEOLOGY OF THE DIXON 1:100 000 SHEET by I. M. Tyler Perth 2004 MINISTER FOR STATE DEVELOPMENT Hon. Clive Brown MLA DIRECTOR GENERAL, DEPARTMENT OF INDUSTRY AND RESOURCES Jim Limerick DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Tim Griffin REFERENCE The recommended reference for this publication is: TYLER, I. M., 2004, Geology of the Dixon 1:100 000 sheet: Western Australia Geological Survey, 1:100 000 Geological Series Explanatory Notes, 30p. National Library of Australia Card Number and ISBN 0 7307 8960 8 ISSN 1321–229X Grid references in this publication refer to the Australian Geodetic Datum 1984 (AGD84). Locations mentioned in the text are referenced using Australian Map Grid (AMG) coordinates, Zone 52. All locations are quoted to at least the nearest 100 m. Copy editor: M. Apthorpe Cartography: D. Sutton Desktop Publishing: K. S. Noonan Published 2004 by Geological Survey of Western Australia Copies available from: Information Centre Department of Industry and Resources 100 Plain Street EAST PERTH, WESTERN AUSTRALIA 6004 Telephone: (08) 9222 3459 Facsimile: (08) 9222 3444 This and other publications of the Geological Survey of Western Australia may be viewed online at www.doir.wa.gov.au/gswa or purchased through the Department’s bookshop at www.doir.wa.gov.au. Cover picture: Landsat image of DIXON. Copyright Commonwealth of Australia — ACRES, Geoscience Australia Contents Abstract ...................................................................................................................................................................... 1 Introduction ............................................................................................................................................................... 2 Physiography, vegetation, and climate ............................................................................................................. 2 Regional geological setting ............................................................................................................................... 4 Palaeoproterozoic Lamboo Complex ....................................................................................................................... 8 Introduction ........................................................................................................................................................ 8 Eastern zone ....................................................................................................................................................... 8 Halls Creek Group ...................................................................................................................................... 8 Biscay Formation (#Hr, #Hrb) ......................................................................................................... 10 Olympio Formation (#Ho) ................................................................................................................ 10 Maude Headley Member (#Hov) ............................................................................................... 11 Woodward Dolerite (#dw) ....................................................................................................................... 11 Central zone ..................................................................................................................................................... 11 Tickalara Metamorphics (#mTa, #mTan, #mTav, #mToa, #mTpa, #mTps, #mTpn, #mTpc, #mTgd, #mTgm, #mTog, #mTgl, #mTss, #mTgs) ................................................................................... 11 Early deformation and metamorphism in the Central zone .................................................................... 13 Deformation (D1/D2) ......................................................................................................................... 13 Metamorphism (M1/2) ........................................................................................................................ 14 Halls Creek Orogeny ....................................................................................................................................... 16 Deformation .............................................................................................................................................. 16 First deformation (D3) ....................................................................................................................... 16 Second deformation (D4) ................................................................................................................... 16 Metamorphism (M3 and M4) .................................................................................................................... 17 Palaeoproterozoic Red Rock Basin ........................................................................................................................ 18 Red Rock Formation (#k, #kc, #kb) ............................................................................................................... 18 Mesoproterozoic Yampi Orogeny .......................................................................................................................... 18 Neoproterozoic Wolfe Creek Basin ........................................................................................................................ 19 Ruby Plains Group ........................................................................................................................................... 19 Mount Kinahan Sandstone (#Pk) ............................................................................................................. 19 Eliot Range Dolomite (#Pi) ..................................................................................................................... 19 Illjarra Sandstone (#Pj) ............................................................................................................................ 19 Duerdin Group ................................................................................................................................................. 21 Fargoo Tillite (#Ef ) .................................................................................................................................. 21 Moonlight Valley Tillite (#Em) ............................................................................................................... 21 Ranford Formation (#Eo) ......................................................................................................................... 21 Jarrad Sandstone Member (#Eoj) ..................................................................................................... 21 Albert Edward Group ...................................................................................................................................... 21 Mount Forster Sandstone (#Lo) ............................................................................................................... 22 Elvire