نتایج جستجو برای: pegmatite

تعداد نتایج: 412  

Journal: :The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists 1951

2015
Maja Ivanić Neda Vdović Sandra de Brito Ivan Sondi

This paper presents research on the surface characteristics, specific surface area (SSA), cation exchange capacity (CEC) and the electrophoretic mobility (EPM) of kaolin clays obtained from different naturally occurring pegmatite and granite deposits worldwide. Particular emphasis was placed on studying the influence of ancillary minerals on these properties, as well as the diversity in morphol...

Journal: :Geological Society of America Bulletin 2023

The Lianyunshan Complex (LYSC) is a Nb-Ta-Li-Be rare metals mining area in northeastern Hunan, South China. deposit composed of granite-type rare-metal pegmatite mineralization that occurs as dikes around the LYSC. present study examines genetic relationship, fluid evolution, and metallogeny co-developed ore-free (OFP) ore-bearing (OBP) granite-related pegmatite-type Nb-Ta deposits Four mineral...

Journal: :Sustainable geoscience and geotourism 2021

Geotourism potential of Eruku and its environs with emphasis on Ilado hill was appraised.The methods adopted in this work includes geological field mapping interview. From the exercise, rocks include migmatite, gneisses, amphibolite granites, diorite pegmatite. The tourist attractions remnant ancient city wall (Odi Ilu), joining Abumo) hill. also discovered to be an abandoned gate made gold ful...

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