Vol. s3-32, Issue 188, 1886August 01, 1886 EDT
On Ptilolite, a New Mineral [From Jefferson County, Colorado]
On Ptilolite, a New Mineral [From Jefferson County, Colorado]
Charles Whitman Cross, L. G. Eakins,
Cross, C. W., & Eakins, L. G. (1886). On ptilolite, a new mineral [from Jefferson County, Colorado]. American Journal of Science, s3-32(188), 117–121. https://doi.org/10.2475/ajs.s3-32.188.117