Open AccessSpectroscopic Studies on Natural Gem- Agate in Sedimentary and Volcanic Host Rocks from (Bellesa, Addis Zemen and Bure), in Amhara National Regional State (Ethiopia)
Publication year - 2020
Publication title -
international journal of mining science
Language(s) - English
Resource type - Journals
ISSN - 2454-9460
DOI - 10.20431/2454-9460.0603003
Subject(s) - sedimentary rock , natural (archaeology) , volcano , volcanic rock , geology , geochemistry , state (computer science) , archaeology , geography , algorithm , computer science