Calcite Is A/an

Q45: Feldspar makes up:<br>A) about 50 percent of

Q46: _ _is the characteristic shape of an

Q47: The tendency of some minerals to break

Q48: Every silicon atom surrounds itself with _

Q49: Rocks and minerals in their natural state

Q51: Fracture is the resistance of a mineral

Q52: Ice is a mineral.

Q53: On the Mohs hardness scale, diamond has

Q54: Quartz is composed of _.<br>A) silicon and

Q55: Two common carbonate minerals are _ and