The shininess of a mineral is a helpful diagnostic property termed ____________.
A) color
B) specific gravity
C) luster
D) streak

Question

The shininess of a mineral is a helpful diagnostic property termed ____________. 
A) color 
B) specific gravity 
C) luster 
D) streak

Quizplus · Accepted Answer

Luster refers to the appearance of the mineral's surface when light interacts with it. The shininess or dullness of a mineral can be used to help identify it. Color, specific gravity, and streak are also diagnostic properties, but they do not necessarily relate to the shininess of the mineral.

The Shininess of a Mineral Is a Helpful Diagnostic Property