Trace amounts of impurity in a mineral can commonly produce significant differences in ________ among individual crystals of this mineral.
A)color
B)cleavage
C)luster
D)streak

Question

Quizplus · Accepted Answer

Trace amounts of impurity can affect the color of a mineral, causing variations in color among individual crystals. Cleavage refers to the way a mineral breaks, luster refers to the way it reflects light, and streak refers to the color of a streak left behind when the mineral is rubbed against a hard surface. While impurities may affect these properties to some extent, they are not typically the primary factor determining variations among individual crystals.

Trace Amounts of Impurity in a Mineral Can Commonly Produce