The Two Most Abundant Elements in Earth's Crust Are __________

Q49: Rocks and minerals in their natural state

Q50: Calcite is a/an:<br>A) silicate mineral.<br>B) clay mineral.<br>C)

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

Q56: _ _ are a small class of

Q57: Most rock-forming minerals are silicates.

Q58: From _ _, metals or other elements