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?
2. Is Exhibit 2 Anthracite? *
1 point
Yes
No
2a. If not, what is it? State the name of the rock/mineral. *
1 point
2b. Is this a rock or mineral? *
rock
mineral
1 point
2. Is Exhibit 2 Anthracite?
No
2a. If not, what is it? State the name of the rock/mineral.
The name of the rock/mineral is not provided.
2b. Is this a rock or mineral?
It is not specified whether Exhibit 2 is a rock or a mineral.