mineralogy of alkaline rocks from the Elk massif, northeastern Poland by Theodore J. Armbrustmacheri and.................... 6 Petrography of rocks of the Elk massif ........................ 7 Nepheline syenite...9 ILLUSTRATIONS Figure 1. Map of northeastern Poland showing the location of the alkaline massifs .............................. Figure 2. Map of the Elk massif showing the location of bore holes ... Figure... 7. Table 8. Chemical data for rocks from the Elk massif ............... Rock types and mineral phases
Geology of the Abajo Mountains Area San Juan County, Utah GEOLOGICAL SURVEY PROFESSIONAL Prepared... Geology of the Abajo Mountains Area San Juan County, Utah By IRVING J. WITKIND GEOLOGICAL SURVEY...1917Geology of the Abajo Mountains area, San Juan County, Utah. Washington, U.S. Govt. Print. Off., 1964...107-108. 1. Geology Utah San Juan Co. San Juan County, Utah. (Series) I. Title: Abajo Mountains area... GEOLOGY OF THE ABAJO MOUNTAINS AREA, SAN JUAN COUNTY, UTAH By IEVING J. WITKIND ABSTRACT The Abajo