Which of the following are tests we can quickly and easily perform even in the field) to help us identify a mineral?

A) hardness
B) effervescence
C) streak
D) magnetism
E) all of these

Effervescence

The release of gas bubbles in a liquid, often seen when acids react with carbonates producing carbon dioxide bubbles.

Magnetism

A natural occurrence resulting from electric charge movement, leading to objects attracting and repelling each other.

Hardness

The measure of a material's resistance to deformation, typically by indentation, abrasion, or cutting.