JSTOR Daily7 年
The Mineralography of the Feldspars. Part I
The Journal of Geology, Vol. 29, No. 3, The Mineralogy of the Feldspars: Part 1 (Apr. - May, 1921), pp. iii, 193-294 (111 pages) ...
JSTOR Daily6 年
The Potash-Soda Feldspars
The Journal of Geology, Vol. 34, No. 7, Part 1 (Oct. - Nov., 1926), pp. 591-611 (21 pages) Both potash- and soda-feldspar end-members are believed to be trimorphous. The Millard-Michel Lévy theory of ...