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meteorite characteristic > stone meteorite characteristic > chondritic meteorite characteristic > chondrule > type B chondrule > type IB chondrule

type IB chondrule comparison table

Subject	has oxidation state	has olivine content	has definition	has pryroxene content	has iron oxide content	has Mg content of olivine or pyroxene	is a kind of
type B chondrule		low	a chondrule textural classification based on the predominance of pyroxene crystals	high			chondrule
type I chondrule	low or reduced		a chondrule compositional classification based on low iron oxide content and reduced oxidation state		low	greater than 90 %	chondrule
type IB chondrule	low or reduced	low		high	low	greater than 90 %	type B chondrule

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