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