The property that is a measure of the resistance of a mineral to abrasion or scratching is ____________.

0 votes
     crystal form
      hardness
      streak
      cleavage
      fracture
asked Jun 13, 2012 in Geography by anonymous
    

1 Answer

0 votes
hardness
answered Jun 15, 2012 by Geodude ~Top Expert~ (9,680 points)



...