Question

Mary and Jim used a streak plate to test pieces of the rock. They compared their results to a streak of limonite:
limonite
Mary and Jim's sample
What do you notice? What can you conclude from the test?

Answer 1

Answer:

The streaks made by the limonite are yellow, and the streaks made by Mary and Jim’s sample are brown. Therefore, they are not the same mineral. The rock is not made of limonite.

Explanation:

PLATO

Answer 2

Answer:

The streak colors are different. Limonite streaks show yellow.

Explanation:

The minerals in the rocks they found are not limonite