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mineral > meteorite mineral > iron meteorite mineral > rare iron meteorite mineral > cristobalite

cristobalite
subject			fact

cristobalite	is an instance of metastable mineral
	has stable polymorph quartz
	is an instance of rare iron meteorite mineral
metastable mineral	has decay time
rare iron meteorite mineral	has abundance in iron meteorites rare
polymorphic mineral	has polymorph
mineral	has color
	has alteration mineral
	is one of 4000 well-characterized minerals
meteorite mineral	is one of 295 minerals found to occur in meteorites