Datolite Pair from the Nasa Mine in Grant Township, Keweenaw County, Michigan. This matched set features two exceptional specimens showcasing the characteristic pale pink to colorless crystals datolite is prized for. The larger piece measures 3.5 x 1 x 3 cm, while its companion is 3.5 x 1.5 x 3 cm. Both specimens display well-formed crystal faces and excellent clarity, making them ideal for serious collectors seeking quality Michigan mineral examples. A rare opportunity to acquire a complementary pair from this historically significant locality.
