Matching Pairs Mineral Hardness MatchOnline version Information about scratch test and hardness of minerals by Lisa Mohl 1 Identify minerals 2 -A ________mineral will scratch a softer mineral. 3 Hardness 4 Size 5 Scratch Test 6 Mineral 7 Moh's Scale -Geologists use this to determine the hardness of a mineral -Need several properties -used to help identify and rank minerals according to their hardness -Harder _______________ should not be used as a property to identify minerals. -Basic earth material that cannot be broken down into something else -Resistance of a mineral to being scratched