Brachinite
Brachinites are a group of meteorites that are classified either as
achondrites. Brachinites contain 74 to 98% (volume) olivine
.
Naming and history
Brachinites are named after the Brachina meteorite, the type specimen of this group, which in turn is named after Brachina, South Australia.[1]
Description
Brachinites consist almost entirely of
chondrites is the very high olivine/orthopyroxene ratio.[2]
Specimens
As of 2022, there were 56 meteorites classified as brachinites.[3] A notable example is the type specimen, the Brachina meteorite.
See also
References
- ^ "Brachina". Meteoritical Society. Retrieved 21 November 2022.
- ^ Nehru, C. E.; M. Prinz; M. K. Weisberg; M. Ebihara; R. N. Clayton; T. K. Mayeda (1992). "Brachinites: A New Primitive Achondrite Group". Meteoritics. 27 (3): 267.
- ^ "Meteoritical Bulletin Database". Meteoritical Society. Retrieved 21 November 2022.