These blocks of salt bound with straw, and called 'amole tchew' (??? ??), were collected in Ethiopia by Major Powell-Cotton while hunting and exploring the country in 1899. Salt has been mined ...

In a triumph for NASA’s first asteroid sample return mission, new findings suggest that tiny bits of rock retrieved from the asteroid Bennu hold lingering traces of ancient salt water.

But extracting the coveted salt means descending into dark caves, then blasting and carrying heavy rock. Faizan Panjwani: The problem is the massive size of the blocks that come from the mine.