Sapphire sanddeposit and its primary deposit which ha ve been found by now in Shandong province locate in Changle area.
山东迄今发现的蓝宝石砂矿和原生矿位于昌乐地区。
2
The world′s largest oil sanddeposit is located in sedimentary basins in western Canada, with combined reserves accounting for about 50% of the world′s total.
世界上最大的油砂矿在加拿大西部的沉积盆地,总储量约占世界储量的50%。
3
Separated from the deposit and scattered on the river side of the foundation rock, and gradually be covered with sand, forming alluvial sand.