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