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Issues
Volume 28, Number 1
1 January 1933

ISSN 0361-0128
EISSN 1554-0774
The alteration of pyrite to pyrrhotite by alkali sulphide solutions
Economic Geology January 01, 1933, Vol.28, 1-19. doi:https://doi.org/10.2113/gsecongeo.28.1.1
Economic geology and its allied sciences in ancient times
Economic Geology January 01, 1933, Vol.28, 20-40. doi:https://doi.org/10.2113/gsecongeo.28.1.20
Genesis of the mica pegmatite deposits of Latah County, Idaho
Economic Geology January 01, 1933, Vol.28, 41-58. doi:https://doi.org/10.2113/gsecongeo.28.1.41
Hematite iron ores of Sierra Leone, West Africa
Economic Geology January 01, 1933, Vol.28, 59-67. doi:https://doi.org/10.2113/gsecongeo.28.1.59
Formation of martite and other iron oxides in sideritic ore of the Marquette District, Michigan
Economic Geology January 01, 1933, Vol.28, 68-74. doi:https://doi.org/10.2113/gsecongeo.28.1.68
The ore deposits of the Tri-State District [discussion]
Economic Geology January 01, 1933, Vol.28, 75-81. doi:https://doi.org/10.2113/gsecongeo.28.1.75