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What is maines state rock called?
Tourmaline is the Official Maine gemstone.
Is tourmaline nonsilicate or silicate mineral?
tourmaline is a complex aluminum and boron silicate mineral
Is tourmaline a metamorphic rock?
A crystal that forms in metamorphic rock strata
Is a tourmaline a rock or mineral?
Tourmaline is a group of several different minerals that have similar crystal structures, but complex and variable chemical formulas. This gemstone occurs in almost every color.
Is tourmaline a mineral or a rock?
Tourmaline is a group of several different minerals that have similar crystal structures, but complex and variable chemical formulas. This gemstone occurs in almost every color.
What is mains state mineral?
Tourmaline is the state mineral of Maine.
What is Maine's state stone?
Tourmaline, it is actually the State Mineral
What is Maine's official state mineral?
Tourmaline is the state mineral of Maine.
What is the state mineral of Maine?
Tourmaline
What gems can you find in Maine?
The "state mineral" (state gemstone) is the tourmaline.
What is maines state rock called?
Tourmaline is the Official Maine gemstone.
Why is tourmaline the state mineral?
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.
Is tourmaline nonsilicate or silicate mineral?
tourmaline is a complex aluminum and boron silicate mineral
What mineral group is uvite the mineral in?
The tourmaline group (cyclosilicates)
Mineral found in granite and marble?
tourmaline
Is tourmaline a metamorphic rock?
A crystal that forms in metamorphic rock strata
A stone or mineral that starts with t?
talc topaz tourmaline
