Vol. s3-44, Issue 260, 1892August 01, 1892 EDT
A New Occurrence of Ptilolite
A New Occurrence of Ptilolite
[Charles] Whitman Cross, L. G. Eakins,
Cross, [Charles] Whitman, & Eakins, L. G. (1892). A new occurrence of ptilolite. American Journal of Science, s3-44(260), 96–101. https://doi.org/10.2475/ajs.s3-44.260.96