The next year another $2,000,000 worth of ore was shipped, but the obvious surface veins were mined out.
However, the obvious surface veins were mined out. The next year another $2,000,000 worth of ore was shipped.
The next year another $2,000,000 worth of ore was shipped. However, the obvious surface veins were mined out.
The next year another $2,000,000 worth of ore was shipped. However, the obvious surface veins were mined out.