Tag Archive for 'Amphibole'

Hamilton et al. studied the composition of Almahata Sitta 202 to determine that it likely originated from a previously unknown parent asteroid. Image credit: Hamilton et al., doi: 10.1038/s41550-020-01274-z.

Almahata Sitta Meteorites Came from Ceres-Sized Asteroid, Study Shows

Dec 28, 2020 by News Staff

The parent body of the Almahata Sitta meteorites — space rocks that rained down on the Nubian Desert in Sudan in 2008 — is a 640 to 1,800 km-wide...

Mineral actinolite. Image credit: Ingo Wölbern.

Naturally Occurring Asbestos Found in Arizona, Nevada

Feb 3, 2015 by News Staff

A team of geologists led by Dr Brenda Buck from the University of Nevada-Las Vegas has discovered naturally occurring asbestos minerals in Clark County...