Question

Exhibit 2: Anthracite

You do the following tests and find these results:
Streak: black streak
Magnetic:no
Float/Sink: sinks
Mass: 12.5 g
Reaction to HCL: no reaction
Is this Anthracite?

2a. If not, what is it? State the name of the rock/mineral. *

___________________

2b. Is this a rock or mineral? *

rock

mineral