This property is determined by rubbing the mineral to be identified against another mineral of known hardness, from Mohs Scale of Hardness.
(This property; is determined; by rubbing the mineral) (This property; by rubbing; the mineral to be identified against another mineral of known hardness, from Mohs Scale of Hardness) (the mineral; to be identified; against another mineral of known hardness, from Mohs Scale of Hardness)
This property This property the mineral
is determined by rubbing to be identified
by rubbing the mineral
the mineral to be identified against another mineral of known hardness, from Mohs Scale of Hardness
against another mineral of known hardness, from Mohs Scale of Hardness