OVERVIEW
- MINDAT – Mount Mica – Hint for using the Mindat website: Look for the photo section on the top left of the page (in the banner under the mine location name). It will have photos of many of the minerals that have been found at the mine. You can also scroll down the main page for the mine and it will have a list of all the minerals that have been found at this location.
- Coromoto Minerals – homepage for Mining Operations at Mount Mica & Orchard Pit Mines, Oxford County, Maine.
- Mount Mica Tourmaline at the Harvard – Photo #1
- Mount Mica Tourmaline at the Harvard – Photo #2
- Mt. Mica: A Renaissance in Maine’s Gem Tourmaline Production – from Gems & Gemology magazine. This is a great article with some history, photos, and science.
Click the above image or the following link to visit: The Hamlin Collection at Harvard Online Exhibit; An online exhibit with information and history about Augustus C. Hamlin and the Hamlin necklace. Featuring historic photos, sketches, and stunning photos of historic jewelry made from famous gem-quality tourmaline crystals discovered at Mt. Mica in the late 1800s.
Click the above image or the following link to view crystal drawings: Original drawings of the work entitled The History of Mt. Mica of Maine U.S.A; Harvard Mineralogical Museum; Harvard University. By Augustus Choat Hamlin Bangor Maine U.S.A. 1895, presented to the Mineralogical Museum by James A. Garland. And check out this historic document detailing/describing Hamlin crystal drawings.
Click the above image or the following link to view this historic sketchbook in full: Catalogue of Gems and Jewels, 1890; Harvard Mineralogical Museum; Harvard University. Colored drawings of many pendants made from Mount Mica gems along with notes and values for that era – a true step back into history.
Gary Freeman Oral History
for the Maine Mineral and Gem Museum
Mary Freeman Oral History
for the Maine Mineral and Gem Museum
And even more videos…
- What a Crystal (Best Ever Mt Mica Tourmaline Pocket)
- 1820-2020 Mount Mica 200 Years of Tourmaline with Don Dallaire Maine Mineral and Gem Museum; Tourmaline Turns 200 Lecture Series
- Pretty good sized quartz crystal (Mt. Mica MMP1-12 Godfather Anniversary MTS)
- Anticipation of a big pocket (New Mt. Mica Gem Pocket)
- Big beryl in a pocket (Mt Mica MMP5-12 Beryl B)
Research posters
- A large-scale boundary layer in the Mount Mica Pegmatite, Paris, Oxford County – by Myles Felch, Alexander U. Falster, William B. Simmons
- Evidence for an Anatectic Origin of an LCT Type pegmatite: Mt Mica, Maine – by William B. Simmons, Alexander U. Falster, Karen L. Webber
- Mount Mica Tourmaline– by W. Simmons ¹, A. Falster ¹, E. Roda-Robles ², K. Webber ¹
Books
Free Online Readable Books
- The History of Mount Mica – Augustus Choate Hamlin
- The Tourmaline – Hamlin, Augustus Choate
Books for Purchase
- The History of Mount Mica – Augustus Choate Hamlin
- The Tourmaline – Hamlin, Augustus Choate



