1. A mineral is classified as an ore as long as_______a. it’s rare and valuableb.it can be used for jewelryc.it’s…

1. A mineral is classified as an ore as long as_______a. it’s rare and valuableb.it can be used for jewelryc.it’s…

1. A mineral is classified as an ore as long as_______a. it’s rare and valuableb.it can be used for jewelryc.it’s profitable and usefuld.it’s solid and natural

2. Titanium ores can occur as_____a. vein mineral depositsb. beach sandsc.magma-formed rocksd.all of the above

3. Crystals may be______a.cubicb.monoclinicc.tetragonald.all of these

4.Most common rock-forming minerals are_______a.gemsb.oresc.silicatesd.oxides

5.A salt crystal is ______ in shape.a.cubicb.hexagonalc.tetragonald.monoclinic

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