Minerva Hills is a national park in Central Queensland, Australia, 626 km northwest of

Brisbane Brisbane ( ) is the capital and most populous city of the states and territories of Australia, Australian state of Queensland, and the list of cities in Australia by population, third-most populous city in Australia and Oceania, with a populati ...

. Lookouts within the national park overlook the town of

Springsure Springsure is a town and a Suburbs and localities (Australia), locality in the Central Highlands Region, Queensland, Australia. It is south of Emerald, Queensland, Emerald on the Gregory Highway. It is the southern terminus of the Gregory Highwa ...

. The park features a rugged landscape with volcanic peaks, sheltered gorges, sheer cliffs, open woodlands and dry rainforest. The park lies within the water catchment areas of the

Comet A comet is an icy, small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process that is called outgassing. This produces a visible atmosphere or coma, and sometimes also a tail. These phenomena ar ...

and Nogoa rivers and within the

Brigalow Belt The Brigalow Belt is a wide band of acacia-wooded grassland that runs between tropical rainforest of the coast and the semi-arid interior of Queensland, Australia. The Interim Biogeographic Regionalisation for Australia (IBRA) divides the Bri ...

bioregion. There are four lookouts and a picnic area for visitors. Camping is not allowed in the park.

Geology

The Minerva Hills National Park sits on the

Oligocene The Oligocene ( ) is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present ( to ). As with other older geologic periods, the rock beds that define the epoch are well identified but the ...

Minerva Hills Volcanics. These volcanics have been broadly divided into a basal series of mafic lavas (some 70 m thick) overlain by a series of intercalated mafic volcanics, felsic volcanics ranging from

trachyte Trachyte () is an extrusive igneous rock composed mostly of alkali feldspar. It is usually light-colored and aphanitic (fine-grained), with minor amounts of mafic minerals, and is formed by the rapid cooling of lava enriched with silica and al ...

rhyolite Rhyolite ( ) is the most silica-rich of volcanic rocks. It is generally glassy or fine-grained (aphanitic) in texture, but may be porphyritic, containing larger mineral crystals (phenocrysts) in an otherwise fine-grained groundmass. The mineral ...

and trachytic

pyroclastics Pyroclastic rocks (derived from the el, πῦρ, links=no, meaning fire; and , meaning broken) are clastic rocks composed of rock fragments produced and ejected by explosive volcanic eruptions. The individual rock fragments are known as pyroc ...

. The pyroclastics are related to plugs and domes. The lower sequence has been dated at approximately 33 -34 Ma (million years) and the upper sequence 28.5–27.5 Ma. Minerva Hills-1

The Minerva Hills Volcanics is a remnant of Oligocene

hot spot Hotspot, Hot Spot or Hot spot may refer to: Places * Hot Spot, Kentucky, a community in the United States Arts, entertainment, and media Fictional entities * Hot Spot (comics), a name for the DC Comics character Isaiah Crockett * Hot Spot (Tra ...

volcanism known as the Cosgrove Hot Spot. This hot spot forms the longest continental hot spot track on earth.

References

National parks of Central Queensland Protected areas established in 1994 1994 establishments in Australia Central Highlands Region {{Queensland-national-park-stub

Geology

See also

References