LL7 - Dar al Gani 1022


Found 2001 April 25

Ordinary chondrite (LL7)

A meteorite of 33.6 g was found in the Dar al Gani region. Classification

and mineralogy (S. Afanasiev, M. Nazarov, Vernad): the meteorite

shows an equigranular texture; rare chondrule relics are present;

plagioclase grain size up to 200 Ám. Mineral phases have homogeneous

chemical composition: olivine, Fa29.6; orthopyroxene,

Fs25.0Wo2.42 is Ca-rich (1.2 wt. % CaO); plagioclase, An11.2Or3.6;

metal is commonly oxidized and contains up to 45 wt. % Ni and 2

wt. % Co; chromite and troilite are present; shock stage S2; weathering

grade W3. Specimens: type specimen, 7 g, and one thin section,

Vernad; main mass with anonymous owner