Tag

impact craters

15 posts

• 09 July 2026The 790,000-Year-Old Scar That Still Holds ShrapnelOn the Nullarbor Plain, a 790,000-year-old meteorite left a 24-metre-wide crater that preserves fragments of the iron projectile itself—a rare survival among Earth's impact structures.
• 07 July 2026The 580-Million-Year-Old Scar That Reset EvolutionA 580-million-year-old impact crater in South Australia's Gawler Ranges may have reset the course of Ediacaran evolution, its ejecta layer preserved in Flinders Ranges sediments.
• 26 June 2026The 550-Million-Year-Old Seafloor That Turned to DiamondHow a 550-million-year-old meteorite impact in South Australia created Australia's only known diamond-bearing impact rock—shocked graphite from the Ediacaran seafloor
• 25 June 2026The 580-Million-Year-Old Scar That Shook the Ediacaran WorldA 580-million-year-old meteorite impact in South Australia's Gawler Craton scattered glass across the continent and may have reshaped the course of early animal life.
• 24 June 2026The Billion-Year Bombardment of the Gawler CratonSouth Australia's Gawler Craton preserves a billion-year record of meteorite impacts, from the 580-million-year-old Acraman crater to the Nullarbor's modern meteorite finds, linking asteroid strikes t
• 19 June 2026The Glass That Grew from a 1.2-Billion-Year-Old Impact: Western Australia's Darwin CraterHow a 1.2-billion-year-old meteorite strike in western Tasmania melted local quartz into rare darwin glass, preserving a landscape shaped by impact.
• 19 June 2026The Sand That Turned to Glass Under the Weight of a Meteor: Western Australia's Shoemaker Impact StructureHow 1.2-billion-year-old sandstones in Western Australia's Shoemaker Impact Structure were instantly transformed into glass by a meteorite impact, preserving one of Earth's best-documented impact crat
• 18 June 2026The Meteor That Left a Scar of Diamonds: South Australia's Lake Acraman Impact Ejecta:
• 24 May 2026The Lava That Blew a Hole in the Earth: Western Australia's Wolfe Creek CraterHow a 120,000-year-old meteorite impact in Western Australia's Wolfe Creek Crater preserves a rare glimpse of Earth's collision with space, with impactite rock and shattered quartz recording the momen
• 20 May 2026The Ash That Holds the Oldest Rain: South Australia's Acraman Impact EjectaHow a 580-million-year-old meteorite impact in South Australia scattered debris across the continent, preserved in rock layers that record the moment Earth's Ediacaran oceans felt the shock of a 5-kil
• 19 May 2026The Ash That Caught a Falling Star: Western Australia's Wolfe Creek CraterHow a 120,000-year-old meteorite impact in Western Australia created the Wolfe Creek Crater, where the collision of iron and sandstone preserved both the scar and the surviving fragments of the impact
• 17 May 2026The Glass Beads That Fell From a Dying Star: Australia's Tektite StrewnfieldsHow a massive impact 790,000 years ago scattered black tektite glass across southern Australia, from Tasmania to the Nullarbor, preserving a record of Earth's most recent major impact event.
• 15 May 2026The Glass That Remembers the Sea: South Australia's Acraman ImpactSouth Australia's Acraman structure records a 580-million-year-old impact that scattered glass across the continent and may have triggered the Ediacaran biota's first radiation.
• 15 May 2026The Nickel That Grew in a Meteorite: Western Australia's Burek DepositAt Burek in Western Australia's Yilgarn Craton, a 2.7-billion-year-old meteorite impact created a unique nickel deposit where extraterrestrial metal mingled with ancient crust beneath a vanished lake.
• 13 May 2026The Glass That Fell From the Sky: Darwin Crater's ImpactiteIn Tasmania's remote rainforest, a 800,000-year-old meteorite impact melted local rock into dark glass, preserving a rare impactite formation.