Ringwoodite Mineral Data

General Ringwoodite Information
Chemical Formula:	Mg2SiO4
Composition:	Molecular Weight = 140.69 gm
	Magnesium 34.55 % Mg 57.29 % MgO
	Silicon 19.96 % Si 42.71 % SiO₂
	Oxygen 45.49 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Mg₂(SiO₄)
Environment:	Chondrite meteorites. Polymorph of forsterite and replaces ferroan forsterite grains.
IMA Status:	Approved IMA 1969
Locality:	Tenham, Austalia, chondrite. Link to MinDat.org Location Data.
Name Origin:	Named for Alfred Edward Ringwood (1930-1993), geochemist and petrologist, Research School of Earth Sciences at the Australian National University in Canberra, Australia.
Name Pronunciation:	Ringwoodite + Pronunciation
Synonym:	ICSD 27531
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