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