News archive - March 2006

Wednesday, March 1, 2006

Oxidized zone minerals

Peter Russell

The oxidized zone of ore deposits has fascinated me for many years because of the process of their formation and the resulting reddish brown rocks. The colourful rocks are a signal to prospectors that economic ore cannot be far away. Stories abound of rusty outcrops luring prospectors across the southwestern U.S.A. to grub in the rocks to find a fortune, or a flicker of hope, which faded rapidly. Many generated a flurry of penny stocks, which changed from promise to worthless paper.

Wednesday, March 1, 2006

The Dec 26/05 tsunami meets the Water Table, Banda Aceh, Sumatra Island, Indonesia

The magnitude 9.0 earthquake that struck the area off the western coast of northern Sumatra on Sunday morning, 26 December 2004, at 7:59 am local time (00:59 GMT) triggered massive tsunamis that inundated coastal areas in countries all around the Indian Ocean rim, including India, Indonesia, Sri Lanka and Thailand. The region is historically prone to seismic upheaval due to its location on the margins of tectonic plates. However, tsunami waves of this magnitude are rare and the level of preparedness was very low.

Wednesday, March 1, 2006

A humbling thought

Jacqueline Kreller, winner of the 2005 David M. Forget Essay

Wednesday, March 1, 2006

Jesse's rock

Margaret Ingleton and Peter Russell

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