Note 50 — I Magic Stones and Electric Gems
Reading edition
George Frederick Kunz, “Gems, Jewelers’ Materials and Ornamental Stones of California,” California State Mining Bureau, Bulletin No. 37, Sacramento, 1905, pp. 71–73.
Reading edition
George Frederick Kunz, “Gems, Jewelers’ Materials and Ornamental Stones of California,” California State Mining Bureau, Bulletin No. 37, Sacramento, 1905, pp. 71–73.