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