Plainview vs Allende

Plainview is an H5 ordinary chondrite meteorite associated with a broad strewn field near Plainview, Texas, where numerous individual stones have been recovered. The H classification indicates relatively high total iron, while petrologic type 5 indicates that its minerals were thermally equilibrated on the parent asteroid without complete melting. It is studied as material from an early solar-syst...

The Allende meteorite is a CV3 carbonaceous chondrite that fell over the Mexican state of Chihuahua in February 1969. It contains calcium-aluminum-rich inclusions, refractory components that formed during the earliest stages of the Solar System and rank among its oldest dated solid materials. The large amount of recovered material has made Allende an important scientific reference for studying pla...