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Dana Classification 8th edition - INOSILICATES Double-Width,Unbranched Chains,(W=2)

	Click on a subgroup to view further divisions.
	66.1	Amphiboles - Mg-Fe-Mn-Li subgroup
	66.2	Amphiboles - Ca subgroup
	66.3	Amphiboles - Ca-Na subgroup
	66.4	Amphiboles - Na subgroup
	66.5	Amphiboles - Na-Ca-Mg-Fe-Mn-Li subgroup
	66.6	Double-Width Unbranched Chains, W=2 with P=2 non-amphibole configuration
	66.7	Double-Width Unbranched Chains, W=2 with chains P>2
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