Vol. s3-34, Issue 203, 1887November 01, 1887 EDT
Triclinic Feldspars With Twinning Striations on the Brachypinacoid
Triclinic Feldspars With Twinning Striations on the Brachypinacoid
Samuel Lewis Penfield, F. L. Sperry,
Penfield, S. L., & Sperry, F. L. (1887). Triclinic feldspars with twinning striations on the brachypinacoid. American Journal of Science, s3-34(203), 390–393. https://doi.org/10.2475/ajs.s3-34.203.390