| | Journal (article/letter/editorial) | Composition of' Anorthoclase from nt. Kibo/Kilimanjaro (Tanzania) WILLEM B. STERN Mineralogisch-Petrographisches...The chemical composition of anorthoclase from Mr. Kibo has been studied by means of microprobe, X-ray...mineral samples during an excursion to Mount Kibo/Kilimanj aro (Tanzania, East Africa). l~ecent geochemical...described today as anorthoclase. The slopes of Mr. Kibo are mainly built up of phonolites and rhomb porphyries...pyroxene, :~ hornblende, plagioclase, apatite, zircon, ilmenite (FINCKH, 1906). Rhomb porphyry samples | | | Report (volume) | rhyolite, JR-1. New samples JB-3 (a basalt from Mount Fuji), JGb-I (a gabbro from Abukuma), JR-2 (another...Basel-la, anorthoclase, a sample from Mount Kibo, Kilimanjaro, Tanzania. Stem (1969) discussed the chemical...contents or the crystal structure of the mineral. Zircon crystals smaller than 200 mesh have been found...-I from the same location. Not processed. From Mount Hood, Ore. Not analyzed. Kato and others (1978)...of stock, A. Ando (written commun., 1982). From Mount Fuji, Japan. Available 1983. Flanagan (1976b). From |
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