A) ROCK B) GOLD C) SILVER D) STONE
A) GYPSUM B) GOLD C) SOLID D) OPAQUE
A) OPAQUE B) STONE C) COPPER D) SOLID
A) OIL B) MINE C) QUARRY D) SULFUR
A) COAL B) COPPER C) CRUST D) QUARRY
A) QUARRY B) COAL C) COPPER D) CRUST
A) CORE B) COAL C) COPPER D) CRUST
A) DIAMOND B) JEWELLERY C) EARTHQUAKE D) MOHS SCALE
A) MARBLE B) ROOF C) CLAY D) LORRY
A) VASE B) MARBLE C) CLAY D) COAL |