Looking at Moh's hardness scale, which mineral is the hardest?talcdiamondglassflint

The hardest mineral in the Moh's Hardness Scale isSelect one:talchighlight_offquartzhighlight_offdiamondhighlight_offgypsumhighlight_off

What is the scale that measures the hardness of a mineral or crystal?

If the mineral you are trying to identify can scratch glass, this means...It is harder than glassIt is softer than glass

Describe what the Mohs Hardness Scale is used for

Look at the table shown below.Hardness TestsMineral Can be Scratchedby a Fingernail? Can be Scratchedby a Penny?quartz no nocalcite no yestalc yes yesgraphite yes yesWhich mineral in the table has the greatest hardness? A. calcite B. talc C. quartz D. graphite