andalusite

"My son is studying geology in school; he's fascinated by the Earth's rock formations. "

"Glass is made from silicate. "

"The police identified the thief using security camera footage. "

"The browns and greens in this painting give it a nice woodsy feel."

"The teacher's lesson was based on the students' prior knowledge of fractions. "

"The sunset tonight was a beautiful reddish color. "

"He is a student of life."

"The scientist studied the crystal structure of the salt. "

"The geologist found a beautiful mineral specimen in the rock collection. "

"The kitchen foil is made of thin aluminium. "

"The composition of the band's new song involved several different instruments. "

"The scientist studied the chemical composition of the soil sample. "