Chondrules and inclusions in Allende are held together by the chondrite matrix, a mixture of fine-grained, mostly silicate minerals that also includes grains of iron metal and iron sulfide.

阿伦德陨星里的陨石球粒和内含物是由球粒陨石基质结合到一起的；这是一种细粒混合物，主要包括铁颗粒和硫化铁的硅酸盐矿物。

youdao

Olivine is a magnesium iron silicate that exists throughout the universe — in distant galaxies and local comets — as well as in earthly jewelry stores, in a pristine, gem-quality form called peridot.

橄榄石是一种镁铁硅酸盐，普遍存在于宇宙之中——远之星系，近之彗星。当然，珠宝店也不例外，其宝石级原石被称为贵橄榄石（peridot）。

youdao

Iron nickel and silicate mineral content is quite (30% ~ 65%).

铁镍和硅酸盐矿物含量相当(30% ~ 65%)。

youdao

This substance (an iron-magnesium silicate whose greenish colour is reminiscent of olives) weathers rapidly in the presence of water.

ECONOMIST: Martian chronicles