Vol. s4-24, Issue 139, 1907July 01, 1907 EDT
A New Method for the Determination of the Hardness of Minerals
A New Method for the Determination of the Hardness of Minerals
H. Z. Kip,
Kip, H. Z. (1907). A new method for the determination of the hardness of minerals. American Journal of Science, s4-24(139), 23–32. https://doi.org/10.2475/ajs.s4-24.139.23