What does Gina's group need to do to correct the
information in the table?
Gina's group classified their mineral samples based on
relative hardness. They considered the minerals that
have a hardness of less than five as relatively soft, and
those with a hardness of five or above as relatively hard.
They Silowed their groupings in a table.
Bornite needs to be switched with pyrite.
• Pyrite needs to be switched with goethite
Goethite needs to be switched with pyrrhotite.
Pyrrhotite needs to be switched with hematite.
Relatively soft
minerals
Relatively hard
minerals
Bornite
Hematite
Chalcopyrite
Pyrite
Pyrrhotite
Goethite