Message Index Start New Topic Photo Gallery FAQ and Use Tips Bob's Rock Shop

Posted in response to Any Info re Goethite..? from Rondi on March 10, 2008 at 08:08:31:

Re: Any Info re Goethite..?

Formula: �-Fe 3+

O(OH)

System: Orthorhombic Colour: brownish black, ...
Hardness: 5 - 5�
Name: For German poet, novelist, playwrighter and philosopher Johann Wolfgang von Goethe (1749-1832).
Polymorph of: Feroxyhyte, Lepidocrocite

Common around the world. Very common at any location containing iron minerals, We have beutiful formations in several forms at an old Limestone pit here in Rhode Island. Some is very colorful exhibiting a "peacock" iridescence.

From Don Mello - March 10, 2008 at 18:02:57
Email:

Message: 66170

Message Index Start New Topic Photo Gallery FAQ and Use Tips Bob's Rock Shop

Bob Keller