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