HED meteorite Comparison Table

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rock > igneous rock > differentiated meteorite > differentiated achondrite > asteroidal achondrite > HED meteorite

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HED meteorite comparison table

Subject has solidification mechanism has genesi has letter designation has total mass of find has characteristic mineral is a kind of has property has number of find has solidification timescale

diogenite cooling in deep underground chambers fractional crystallization ADIO 68 kg hyperstene plutonic cumulate formed by separation of molten rock in a gravity field 8 very slow

eucrite extrusion onto the surface of the planet or asteroid via a volcanic eruption AUEC 231 kg anorthite-pigeonite Ca-rich basalt 23 very rapid

howardite AHOW 41 kg eucrite-diogenite mixture HED meteorite 19

Subject	has solidification mechanism	has genesi	has letter designation	has total mass of find	has characteristic mineral	is a kind of	has property	has number of find	has solidification timescale
diogenite	cooling in deep underground chambers	fractional crystallization	ADIO	68 kg	hyperstene	plutonic cumulate	formed by separation of molten rock in a gravity field	8	very slow
eucrite	extrusion onto the surface of the planet or asteroid via a volcanic eruption		AUEC	231 kg	anorthite-pigeonite Ca-rich	basalt		23	very rapid
howardite			AHOW	41 kg	eucrite-diogenite mixture	HED meteorite		19

Next asteroidal achondrite: ureilite Up: asteroidal achondrite Previous asteroidal achondrite: brachinite