Siderite
Don Hill, Devonport district, Devonport City municipality, Tasmania, Australia
Collected by Brian Carney in 1986. (See Minerals of the Road Cutting, Don Hill, Tasmania, by Brian Carney, Microprobe V 8-2, 11/95). The locality, 6 km west of Devonport, is now covered by the roadway. Siderites formations, such as this one, are known to be overgrowths on gonnardite/natrolite intergrowths. Photomicrograph © Saul Krotki 2004 ...
© Saul Krotki 2004