Skip to main content


Maine State Gemstone

Many colors of tourmaline; photo by Jarno (jaja_1985) on Flickr (use permitted with attribution).

Official State Gemstone of Maine

Maine designated tourmaline as the official state gemstone in 1971. All State Gemstones

Tourmaline ranges in color from black or white to vibrant shades of red, green, and blue. Individual crystals can be opaque to transparent and may be single or multi-colored.

The best Maine tourmalines rival tourmaline from world-famous locations in California, Brazil, and the Himalayas. The crystals range in size from microscopic to over a foot long.