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Show An Important Discovery. Uu j der this caption the Nevada city Trail- j script of the 17th says : A ledge has been discovered and lo-; cated by Wells and others, at Koscoo's ranch, below Snow Tent and Washington, Washing-ton, which will furnish a valuable material. mate-rial. It is pronounced by those who ought to know, indurated infusoria, which mcana tho most minute animal life, hardened or petrified. The rock is composed of minute shells, and under a powerful microscope looks like chalk. 1 1 has grit and hardness enough to make excellent hones, and is susceptible of as line a polish as the iinest alabaster. We saw a cono-shap.'d figure cut by George Church, which presented a sur-faco sur-faco as smooth and white as marble. Thoso who have examined iuto the matter say that it may bo used in making mak-ing statuary, and in many different artielos for which marble is now used. |