The pyroxenes commonly abbreviated to Px are a group of important rock forming inosilicate minerals found in many igneous and metamorphic rocks

Nov 14 2011 The basic structural group is thus Si2O6 with an Si O ratio of 1 3 The most important inosilicates are the pyroxenes These have a general

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Minerals composed of single chains of silicate tetrahedra sharing corners The repeat distance between silicate tetrahedra facing the same direction is Å In

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