Properties of Minerals Crossword

This printable crossword puzzle on the topic of Rocks & Minerals has 10 clues. Answers range from 4 to 9 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

What tool can we use to test a mineral's cleavage?
When trying to identify an unknown mineral, the outside _________ is your first hint.
You will know a mineral is reacting to acid if it __________.
Streak is the color of the mineral in _____________ form.
To test a mineral's texture, all you have to do is __________ it.
___________________ is a scale used to identify the hardness of a mineral.
A mineral that is rare, beautiful, and hard to scratch is called a what?
The ability to resist scratching is which mineral property?
The way a mineral shines is called ____________.
To test a mineral's hardness, ___________ it with other minerals.