GEOLOGICAL surveys have been proceeding, to a greater or lesser extent, in all, the Australian colonies for several years, and in Victoria the work has been prosecuted so systematically, and with such ...

New research near Uluru in Australia's arid center shows that rock structures formed deep within the ancient Gondwana supercontinent controlled the rupture pathways of one of Australia's largest ...

THIS treatise is founded on the author's personal experience in South Africa, Australia, and New Zealand. In the first-named country he spent many years, from about 1872 to 1886, when he left for ...

Alan Collins receives funding from a diverse range of industry, state and federal government sources. Bo Yang receives funding from a diverse range of industry, state and federal government sources.

Researchers have uncovered the geological events that created opal. The formation of Australian opal was due to an extraordinary episode of acidic weathering, during the drying out of the central ...