Toolbrunup is among the highest peaks in the

Stirling Ranges The Stirling Range or Koikyennuruff is a range of mountains and hills in the Great Southern region of Western Australia, south-east of Perth. It is over wide from west to east, stretching from the highway between Mount Barker and Cranb ...

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

. Toolbrunup is made from sediments deposited during the

Ediacaran Period The Ediacaran Period ( ) is a geological period that spans 96 million years from the end of the Cryogenian Period 635 million years ago (Mya), to the beginning of the Cambrian Period 538.8 Mya. It marks the end of the Proterozoic Eon, and th ...

and later metamorphosed to

quartzite Quartzite is a hard, non- foliated metamorphic rock which was originally pure quartz sandstone.Essentials of Geology, 3rd Edition, Stephen Marshak, p 182 Sandstone is converted into quartzite through heating and pressure usually related to tect ...

s and

shale Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of clay minerals (hydrous aluminium phyllosilicates, e.g. kaolin, Al2 Si2 O5( OH)4) and tiny fragments (silt-sized particles) of other minerals, especial ...

s. These formation rocks were later folded during basement rock movement. The first European to climb the peak was

Ensign An ensign is the national flag flown on a vessel to indicate nationality. The ensign is the largest flag, generally flown at the stern (rear) of the ship while in port. The naval ensign (also known as war ensign), used on warships, may be diffe ...

Robert Dale Lieutenant Robert Dale (1810–20 July 1853) was the first European explorer to cross the Darling Range in Western Australia. Robert Dale was born in Winchester, England in November 1810, son of Major Thurston Dale and Helen Matthews. Through ...

, who did so in 1832 when he passed through the area.

John Septimus Roe John Septimus Roe (8 May 1797 – 28 May 1878) was the first Surveyor-General of Western Australia. He was a renowned explorer, a member of Western Australia's legislative and executive councils for nearly 40 years, but also a participant in t ...

did the same three years later and the

botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...

James Drummond followed in the 1840s and returned several times to collect and identify plants in the area. The

traditional owners Native title is the designation given to the common law doctrine of Aboriginal title in Australia, which is the recognition by Australian law that Indigenous Australians (both Aboriginal Australian and Torres Strait Islander people) have rights ...

of the area are the Minang and

Koreng The Koreng, also spelled Goreng, are an indigenous Noongar people of south-west of Western Australia. Language ''Koreng'' belonged to the Nyungic language family, and, specifically, the Koreng appear to have spoken the Wilmun dialect of Nyung ...

peoples. Toolbrunup shares its name with Lake Toolbrunup and the name is thought to mean "the place that has water when all else is dry".

References

{{reflist Mountains of Western Australia Great Southern (Western Australia) Noongar placenames