I am asking you
The gemstone tourmaline is found in Maine, and is the Maine state gemstone. Other things mined in Maine include gold, mica, and large crystals of beryl and quartz.
Tourmaline was the first gemstone mined in the United States by miners. Tourmaline mining began at Mount Mica, Maine in 1822, and with starts and stops, has continued to the present. Maine designated tourmaline as the official state gemstone in 1971.
mined (like mined for diamonds)
how is malachite mined
Mined.
where is boron mined at
Yes, uranium is mined in Australia it is mined in South Australia
Yes, diamonds are mined.
The earth is mined to get diamonds.
Lead and silver were mined at Leadhills and, for a time, gold was also mined there.
where and how iron is mined
Yes, minerals of magnesium are mined.