History of Mineral

	Revision 12 . . December 13, 2001 1:23 am by Hagedis
	Revision 11 . . (edit) December 7, 2001 11:57 pm by (logged).253.64.xxx
	Revision 10 . . (edit) December 7, 2001 11:56 pm by (logged).253.64.xxx
	Revision 9 . . (edit) November 1, 2001 2:25 am by Zundark [occuring -> occurring & fix case]

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Difference (from prior major revision) (no other diffs)

Changed: 3c3

These range in composition from elements and simple salts to very complex silicates (with most organic compounds usually excluded), with thousands of known forms.

These range in composition from elements and simple salts to very complex silicates (with most organic compounds usually excluded), with thousands of known forms. To be classified as a true mineral, a substance must be a solid and have a crystal structure. Mineral-like substances that don't strictly meet the definition are sometimes classified as mineraloids.