lithophile

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An element, such as magnesium, aluminum, sodium, or iron that tends to concentrate in silicate minerals such as igneous rocks in the earth's crust and mantle.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun chemistry, geology in the Goldschmidt classification, an element that forms silicates or oxides and is concentrated in the minerals of the Earth's crust.