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