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| Mountain ranges of Western Australia | |
|---|---|
| Name | Mountain ranges of Western Australia |
| Country | Australia |
| State | Western Australia |
| Highest | Mount Meharry |
| Elevation m | 1249 |
Mountain ranges of Western Australia Western Australia's mountain ranges form a mosaic of uplands, escarpments and isolated peaks across the Pilbara, Kimberley, Goldfields-Esperance, Mid West, Wheatbelt and Great Southern regions. These ranges record ancient geological events tied to the Yilgarn Craton, Pilbara Craton and the breakup of Gondwana, and they underpin landscapes associated with mining towns such as Kalgoorlie, Tom Price and Karratha. The ranges host culturally significant sites for Aboriginal nations including the Yindjibarndi, Ngarla, Noongar and Bunuba peoples and are focal points for conservation, tourism and resource development managed by bodies like the Department of Biodiversity, Conservation and Attractions and mining companies such as BHP and Rio Tinto.
Western Australia's uplands include the ancient shield of the Yilgarn Craton and the tectonic blocks of the Pilbara Craton, with orogenic remnants like the Hamersley Range and the Weld Range preserving Archean and Proterozoic sequences. The Strelley Pool Formation and Tumbiana Formation record sedimentary and volcanic episodes linked to the Fortescue Group and the Hamersley Basin, while the Carnarvon Basin margins and the Eucla Basin reflect Phanerozoic sedimentation. Structural highs such as Mount Bruce (Western Australia) and Mount Meharry align with strike-slip and compressional regimes that predate the rifting associated with the breakup of Gondwana and the opening of the Indian Ocean. Laterite caps and duricrusts formed during the Cenozoic are common on plateaus like the Darling Scarp and the Stirling Range, and lateritic profiles host bauxite deposits near Jarrah Forest country and iron ore in the Hamersley Range exploited around Paraburdoo and Tom Price.
Prominent ranges include the Hamersley Range (home to Mount Bruce (Western Australia)), the ancient Stirling Range with peaks such as Bluff Knoll, the Darling Scarp bordering the Swan Coastal Plain and Perth, and the rugged Wunaamin Miliwundi Ranges (formerly the King Leopold Ranges) in the Kimberley. The Bungle Bungle Range in Purnululu National Park showcases distinctive beehive domes, while the Napier Range and Oscar Range contain karst and sandstone features near Derby and Tunnel Creek National Park. The Weld Range, Rason Range, Murat Range and Phillips Range form lesser-known outcrops in the Gascoyne and Goldfields-Esperance regions. High points include Mount Meharry in the Hamersley and Toolbrunup in the Stirling Range National Park, situated close to conservation reserves like Cape Arid National Park and Nuytsland Nature Reserve.
These ranges support endemic flora and fauna across eucalypt woodlands, heathlands and montane shrublands, with hotspots in the Stirling Range and the Jarrah Forest where species such as the Noisy Scrub-bird and the Mallee fowl occur alongside diverse Banksia and Eucalyptus assemblages. The Pilbara uplands contain endemic reptiles like species of Ctenophorus and marsupials adapted to arid hills, while the Kimberley ranges sustain populations of Gouldian finch and freshwater taxa in gorges such as Geikie Gorge. The Bungle Bungle sandstone supports specialized lichens and ferns, and cave systems in Nullarbor Plain margins and Tunnel Creek house troglobitic invertebrates studied by biologists from institutions including the Western Australian Museum and Curtin University. Conservation efforts intersect with invasive species control, fire management strategies derived from Noongar and Yamatji burning practices, and protected areas like Karijini National Park and Purnululu National Park under the oversight of agencies such as the Department of Parks and Wildlife.
Ranges are central to creation narratives and songlines of Aboriginal nations including the Yindjibarndi, Bunuba, Ngarla, Yawuru and Nyikina-Mangala, with rock art galleries and ceremonial sites at locations like Bradshaw rock paintings (Gwion Gwion) in the Kimberley and engraved panels in the Stirling Range. Native title claims have involved parties represented by organizations such as the Native Title Tribunal and National Native Title Tribunal processes linked to areas around Karijini, Purnululu and Dampier Peninsula. Cultural heritage protections intersect with industrial development by firms like Woodside Petroleum and Fortescue Metals Group, requiring consultations with registered native title bodies and community groups including the Kimberley Land Council and the South West Aboriginal Land and Sea Council.
European exploration intersected with pastoral expansion, pearling and gold rushes, with explorers such as John Forrest, Alexander Forrest and Frank Hann mapping ranges and stations. Gold discoveries at Kalgoorlie and Coolgardie transformed the Goldfields-Esperance region while the arrival of railways like the Trans-Australian Railway and settlements including Perth and Albany consolidated access. Mining companies including BHP, Rio Tinto, Anglo Australian Mining and Fortescue Metals Group expanded iron ore, gold and bauxite extraction in ranges, prompting environmental inquiries led by bodies such as the Environmental Protection Authority (Western Australia) and heritage assessments by the Heritage Council of Western Australia.
Ranges supply minerals—iron ore in the Hamersley Range, nickel around Kambalda, gold in the Kalgoorlie fields and bauxite on the Jarrah plateau—supporting exports through ports like Port Hedland, Dampier, Fremantle and Esperance. Tourism around natural attractions such as Purnululu National Park, Karijini National Park, Wave Rock and Bluff Knoll fuels regional economies via operators based in Broome, Exmouth and Albany, while outdoor recreation including bushwalking on the Bibbulmun Track and rock climbing in the Stirling Range draws domestic and international visitors. Land use balances conservation, pastoral leases, Indigenous enterprise, and resource development under regulatory frameworks administered by agencies such as the Department of Mines, Industry Regulation and Safety and the Department of Biodiversity, Conservation and Attractions.
Category:Mountain ranges of Australia