This mineral's name starts with an "A"., This mineral has a hardness between 2 and 4., This is the softest mineral., This mineral has a hardness of 2., This mineral can scratch Quartz but not Corundum., This is the hardest mineral., This mineral can scratch Calcite but not Apatite., This mineral has a hardness near to Diamond., This mineral is harder than Feldspar but not Topaz., This mineral has a hardness between 5 and 7..

Study the Mohs Hardness Scale and Label the Diagram.

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