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Black tourmaline, also known as schorl, is a striking and popular mineral found at Mt. Mica in Maine. Mt. Mica, one of the oldest known gem pegmatites in the United States, is renowned for its rich deposits of various minerals, including tourmaline.

# # # Characteristics of Black Tourmaline

Black tourmaline is prized for its deep black color and glassy luster. It typically forms in long, striated crystals and can vary in size from small needles to large, well-formed specimens. This mineral is part of the larger tourmaline family, which is known for its complex borosilicate structure and diverse color range.

# # # Geological Formation

Mt. Mica's pegmatite deposits were formed over 300 million years ago during the Devonian period. The slow cooling of these pegmatites allowed for the growth of large and well-formed mineral crystals, including black tourmaline. The presence of black tourmaline in these pegmatites is often associated with other minerals such as quartz, feldspar, and mica.

# # # Historical Significance

Mt. Mica has a rich history of mineral discovery and mining. The site was first discovered in 1820 by Elijah Hamlin and Ezekiel Holmes, who stumbled upon green tourmaline crystals. Since then, Mt. Mica has become an important location for mineral collectors and gem enthusiasts. The discovery of black tourmaline, along with other colored tourmalines, has added to the site's fame.

# # # Uses and Applications

Black tourmaline is highly valued both as a gemstone and for its metaphysical properties. It is often used in jewelry, where its striking black hue adds a dramatic touch to rings, necklaces, and other pieces. Beyond its aesthetic appeal, black tourmaline is believed to have protective qualities. It is often used in crystal healing practices to ward off negative energy and provide grounding and protection.

# # # Collecting at Mt. Mica

Mt. Mica remains a popular destination for mineral collectors. With permission, collectors can explore the site and potentially discover their own tourmaline specimens. The thrill of finding a well-formed black tourmaline crystal in its natural setting is a significant draw for enthusiasts.

# # # Conclusion

Black tourmaline from Mt. Mica, Maine, is a captivating mineral with a rich geological and historical background. Its striking appearance, coupled with its protective qualities, makes it a sought-after gemstone. Whether for its beauty or its metaphysical properties, black tourmaline continues to be a fascinating subject for both collectors and gem enthusiasts.