Rocks and minerals.
Rocks and Minerals Association.
Eastern Federation of Mineralogical and Lapidary Societies.
Midwest Federation of Mineralogical and Geological Societies.
Peekskill, N.Y., Zodac
Philadelphia, PA: Taylor & Francis Group
1926-
Subtitle varies.
Official publication of both the Eastern Federation of Mineralogical and Lapidary Societies and the Midwest Federation of Mineralogical and Geological Societies.
Mineralogy
Rocks
Rocks and minerals