There are 7 million salt mines.
They traded gold, salt. They had a lot of gold mines and salt mines.
Salt is mined in Africa by digging deep mines in the ground. When deposits are found, huge caverns are carved out to extract the salt.
Open cast mines, coal mines, silver mines, land mines.
very deep
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In underground mines, as today in many mines.
Thousands of years ago the ancients mined salt ( many of those mines are still working) and it is the salt mines that gave them the salt.
Salt is extracted from sea or mines in many countries.
The salt mines in Africa where located in tha city of Taghaza The salt mines in Africa where located in tha city of Taghaza
Salt is extracted from salt mines.
They traded gold, salt. They had a lot of gold mines and salt mines.
sea salt or salt mines
Salt in mines is the result of the evaporation of oceans waters billions years ago.
Salt mines
Salt is extracted from mines or sea water.
Salt is extracted from salt mines or from sea waters.
Salt is extracted from salt mines as a solid or as a brine.