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