Question

In a laboratory, you scratch an unknown mineral on a piece of unglazed porcelain. Which property are you trying to determine?

streak
fracture
color
luster

Answer 1

You are tying to determine the color

Answer 2

Answer:

streak

Explanation:

You rub a mineral across an unglazed porcelain plate to determine the streak. The hematite shown here has a red-brown streak. Streak is the color of the powder of a mineral. To do a streak test, you scrape the mineral across an unglazed porcelain plate