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richterite |
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richterite [′rik·tə‚rīt] (mineralogy) (Na,K)2(Mg,Mn,Ca)6Si8O22(OH)2A brown, yellow, or rose-red monoclinic mineral composed of basic silicate of sodium, potassium, magnesium, manganese, and calcium; a member of the amphibole group. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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