Monica found a clear mineral crystal. She wanted to identify its hardness. She tried to scratch it with her fingernail, a penny, and a steel nail but none of those worked. Then she tried topaz, which did leave a scratch. The mineral was able to scratch glass. What mineral could Monica have found? Explain your answer.
+4
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Monica found a clear mineral crystal. She wanted to identify its hardness. She tried to scratch it with her fingernail, a penny, and a ...” in 📘 Chemistry if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Home » Chemistry » Monica found a clear mineral crystal. She wanted to identify its hardness. She tried to scratch it with her fingernail, a penny, and a steel nail but none of those worked. Then she tried topaz, which did leave a scratch.