Unknown Mineral 1
Click on each of the tests to discover the properties of this mineral. After you have completed
the tests, click on the mineral identification chart and try to correctly name the mineral.
Additional property - bubbles in vinegar
Properties/Tests:1. Colour - white or clear2. Lustre - vitreous (glassy)
3. Streak - click on the streak plate to see what colour this mineral leaves behind.
4. Hardness - Click on the following tools to see which one is hard enough to scratch the mineral.
Always start at the softest (the pencil) and work towards the hardest (sand paper) and stop at
whichever one scratches the mineral first. Then, find the number on the Moh's hardness scale that
corresponds to that tool. Mineral Identification Chart