Difference between revisions of "Pyroxene"

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Revision as of 14:23, 28 October 2008

This article is a Selenological stub. You can help Lunarpedia by expanding it.

Pyroxene is a ferromagnesianExodictionary.png or "maficExodictionary.png" mineral which has a high crystallization temperature and is sometimes seen as crystals in volcanic glass.

Pyroxenes silicates all contain Si2O6 but some have Iron (FeSi2O6), Magnesium (MgSi2O6), Sodium (NaSi2O6), Calcium (CaSi2O6) or a combination of the four elements. Other, more rare elements that can replace these include zinc, manganese and lithium. Pyroxene minerals are common in meteorites and the extrusiveExodictionary.png igneous rock called basalt.

The various members of the pyroxene group include: