$ Mullewa 32 km Mullewa 31$ km 116° 116°30' 360 MILGY SPRING ROAD 400 440 480 FREEMAN ROAD 350 Gvl CITY OF GREATER GERALDTON KELLY ROAD KELLY GRIMA ROAD GRIMA Surficial materials Hard rocks TARDUN JENKINS ROAD PALLOTINE ROAD NEWNHAM ROAD Sedimentary rocks GERBER ROAD 0 0 3 0 5 2 Sandy calcrete, caliche CITY OF GREATER GERALDTON 50 km radius Groundwater calcrete, as level, widely separated, slightly raised platforms is distributed along the edges Banded iron-formation WONGOONDY – TAROADUN ROAD Gvl of saline drainages in the east and northeast of the area. Although generally grey to white in colour and Banded iron formation (BIF) outcrops in a narrow belt east of Morawa where it is exposed as sequences MULLEWA-WUBIN ROAD 350 massive or nodular, it does contain sand, lateritic gravel and clay from adjoining colluvial units. This of laminated BIF with interbedded shale and grey, white and yellowish brown chert bands. This material material has not been worked. 300 CROOT ROAD from has not been worked. 350 RIVER CANNA NORTH EAST ROAD Morawa Ferricrete Gvl Chert Ferricrete occurs northeast of Perenjori as small, widely separated outcrops of residual, reddish brown, IRWIN Chert outcrops in an area 25 km north of Three Springs, around Carnamah and south of Coorow. It TROPIANO ROAD SHIRE OF YALGOO hard, rubbly, pisolitic or massive lateritic duricrust on hill crests and summit surfaces. It is generally up ! PETERWANGY HILL represents silicified dolomite, sandstone and other sedimentary rocks. Silicification took place soon after ARRINOOKA to 3 m in thickness. This material has not been worked. MINGENEW – MULLEWA ROAD MINGENEW – MULLEWA deposition. The chert is varicoloured, ranging from white to grey and red and brown. It is commonly McDONALD ROAD laminated and brecciated. A small inactive sand pit is found in this material 25 km southwest of Morawa. MORRIS ROAD Sand and gravel ROAD CANNA ROAD WAYS MORAWA – YALGOO ROAD FABLING ROAD WILLIAMSON ROAD Sandstone 350 McWHIRTER ROAD Alluvial sand and gravel 350 Sandstone is found in a belt 10–25 km west of Three Springs where it comprises well-bedded, Alluvial plains, floodplains and river terraces are subject to regular flooding from multiple watercourses feldspathic quartz sandstone overlain by residual, thin sandy silts and gravels. The sandstone is thinly 6800 SERMON ROAD of the major rivers — the upper reaches of the Lockier River and its tributaries, and tributaries of the bedded and cross-bedded in places, with some siltstone and shale. The material has not been worked. Yarra Yarra Lakes trunk drainage system. The material comprises firm to hardsetting, red and reddish MADDEN ROAD brown sands and silty sands grading to clay at depth. Two inactive gravel pits are located 35 km STREETREETS ROAD 68 680000 southwest of Coorow with a further inactive sand pit 23 km northwest of Carnamah. HEITMAN ROAD TOOHEY ROAD Sandstone, minor conglomerate STEPHENS ROAD 400 Sandstone commonly outcrops west of Morawa and north of Three Springs. Lithologies include Colluvial sand and gravel well-bedded and cross-laminated quartz and feldspathic sandstone, pebbly sandstone and conglomerate. NANEKINE ROAD Colluvial material covers 30% of the area in the central, northern and eastern parts of the area. It Clasts in the pebble beds are predominantly of volcanic origin. In places, well-laminated and massive ROBINSON ROAD siltstone is common. This material has not been worked. TUBBY ROADTUBBY forms gently undulating slopes flanking the main saline trunk drainages that have a cover of hardsetting, reddish brown sandy silt grading to silty sand with brown to greyish brown quartz sand over pale HOLDER ROAD 350 BICKFOROAD RD yellow sands and gravelly sands. Residual, light brownish yellow, slightly gravelly, medium-grained Igneous and metamorphic rocks GUTHA GUTHA EAST ROAD Gvl quartz sand forms over weathered granites. Two active gravel pits occur 8 km northwest of Morawa ! BUNGHARRA HILL EVASIDE ROAD and 35 km northwest of Three Springs. Twenty three inactive sand and gravel pits are present, all in 29° BARNES RD M O O N A G I N R A N G E a north trending belt in the central part of the area. Basalt WILTON ROAD SHIRE OF MORAWA 200 350 29° Isolated outcrops of basalt dominantly outcrop 27 km east of Morawa. They are grey to dark green, generally massive rocks although pillow and vesicular lavas and breccias are also present. This material 350 Eolian sand BORE ROAD has not been worked. INDAR ROAD LUDLOW ROAD GUTHA WEST ROAD Eolian sand is present as a series of small deposits 40 km east of Morawa as source-border dunes on KARRAKAROOK HILL the margins of the main saline trunk drainage. The sand is generally a pale grey, leached, quartz sand ! Felsic volcanic and volcaniclastic rocks TASSEFF ROAD TASSEFF overlying yellow quartz sand. This material has not been worked. MICHAEL ROAD MICHAEL Glenn Innes BURRILLGABBY Rhyolite, dacite, and other felsic lavas, felsic volcaniclastic sediments, pyroclastic tuffs and agglomerates, 350 LAKE are present 15 km north of Perenjori on hills and ridges with steep rocky upper slopes and stony lower ! MATTENO HILL FITZGERALD ROAD Lateritic gravel slopes. They are generally dense, pale coloured and fine-grained, although some may be porphyritic. SCROOPS ROAD COLLINS ROAD 350 None of the outcrops have been worked. RIVER Lateritic gravel is found in the eastern and southern parts of the area as concentrations of loose, iron-rich nodules and pisoliths and fragments, commonly set in a clay-rich or sandy matrix on gently LOCKIER 300 ! COOKES HILL 300 sloping colluvial hillslopes. The material on these slopes is relatively thin, 1–2 m. Four active gravel pits are present in the area south of Perenjori. A further 51 inactive gravel pits are located throughout the Gabbro MILLOY ROADMILLOY JOHNSON ROAD TROPIANO ROAD TROPIANO PINTHARUKA southern part of the area. Small, isolated outcrops of gabbro and dolerite (microgabbro) crop out 32 km east and 47 km PINTHARUKA WEST ROAD ROTHSAY ROAD east-northeast of Morawa and 50 km northeast of Perenjori on rounded hills and strike ridges. Gabbro 200 is a dense, greenish or dark-coloured, coarse-grained, intrusive igneous rock. This material has not Sandplain sand and gravel ! WILACARRA HILL been worked. Kadji NARANDAGY ROAD BELL ROAD Sd Kadji FRANCO ROAD WORNES ROAD Sandplain sand and gravel covers 35% of the area and consists of level to gently undulating sandplain 300 KADJI LAKE ROAD NULLEW LAKE KRUMMEL ROAD with few drainage lines. The materials of the sandplain comprise loose, pale yellowish brown, silty, ! PINJARRAH HILL Granite WHITE ROAD quartz sands between 1–3 m in thickness overlying ferruginous, sandy lateritic gravel, which becomes SHIRE OF MINGENEW cemented with depth. The gravel overlies weathered sandstone and siltstone bedrock. Eighty one Granites include a range of rocks: porphyritic granite, granulite and granite gneiss. They outcrop inactive sand and gravel pits lie mainly in the area south of Three Springs and Perenjori. 350 extensively throughout the area as low hills and domes with boulder strewn slopes and deeply dissected terrain. Granites are generally pink to grey, medium- to coarse-grained, equigranular rocks, 350 VANDELEUR ROAD MURRAY ROAD Silcrete lthough porphyritic, banded and other textures are common. A single operating quarry is located 3.5 km BURMA ROAD BURMA southeast of Carnamah. $ BOSS ROAD RYAN ROAD ! 350 MOUNT BUDD A single, isolated outcrop of silcrete is located 42 km east of Morawa. It is a grey, massive, indurated siliceous duricrust of quartz grains cemented by silica and is probably developed on granite bedrock. Yongaloo FALLON ROAD FALLON Ultramafic rock MUNCKTON ROAD MOFFET ROAD AGAR ROAD Mingenew 8 km Old Kar Ultramafic rocks — peridotite, pyroxenite and their weathering products — outcrop in two small HOEY ROAD ara Gvl MINGENEW – MORAWA ROAD MUNGADA ROAD 50 km radius 350 ! outcrops 25 km north and 50 km northeast of Perenjori. The rocks are dark coloured, dense, medium ! MORAWA BOIADA HILL 350 300 to coarse grained. This material has not been worked. WEST MORAWA HILL ! NINGHANBOUN HILL JONES ROAD CATTO ROAD KARARA ROAD YANDANOOKA MELARA ROAD MELARA YANDANOOKA Green Brook 250 Dingle Dell WEELHAMBY 200 LAKE JUDGE ROAD JAMES ROAD CUNNINGHAM ROAD SWITCHBACK ROAD HEALEY ROAD JONES LAKE ROAD from 400 I K E W A H R A N G E 300 300 Karara Perenjori $ 350 300 Quarries and pits Tenure for basic raw materials ! MULLINGARRA HILL YAMMAPOOL ROAD YAMMAPOOL WICK ROAD MORAWA-YANDANOOKA ROAD YONGARLOO ROAD 300 KOOLANOOKA Homestead BAXTER ROAD Active Crown reserve for basic raw materials Mingenew 10 km Gvl NEATES ROAD VALENTINE ROAD YANDANOOKA NORTH-EASTREET ROAD YANDANOOKA NORTON ROAD Inactive Major road Sand Springs 350 6760 LOCHADA ROAD 300 Agg Aggregate Minor road 0 5 3 WILLIS ROAD OLDTHREE SPRINGS ROAD TAIT ROAD 0 5 2 Gvl Gravel Sd Railway, operating 67676060 Sd Sand 0 0 3 Gvl Bellendaine ROADGASTON CALVER ROAD Townsite (Land Administration Act 1997) ENOKURRA ROAD MOUNT CAMPBELL ! SHARPE ROAD SHARPE MORAWA SOUTH ROADMORAWA YANDANOOKA OLDEN ROAD ! GRANITE HILL Class A National Park or Nature Reserve ROAD Belleranga BOWGADA BESTREETRY COLGATE ROAD COLGATE Gvl SETTLEMENT ROAD MALCOLM ROAD Gvl Local Government Authority boundary ! BLIGH ROAD OXLEY HILL YANDANOOKA WEST RD MOUNT SCRATC!H Gvl 300 BACK BOWGADA ROAD Drainage SHEPPAROAD ROAD Tipparra Sd Basic raw materials on this map have been compiled from existing Geological Survey of Western Australia and Department of Agriculture and Food WA maps. 250 100 Contour, elevation