Gemmology
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Library


Currently there are 283 bibliographical references and abstracts to publications with gemmological or mineralogical thematics in the ‘Library’. The section comprises also a glossary with 391 terms.

Publications


Glossary
eudialyte — species of mineral; data; faceted specimens exist
extrusive — mode of igneous volcanic rock formation in which hot magma from inside the Earth flows out (extrudes) onto the surface as lava or explodes into the atmosphere to fall back as pyroclastics or tuff
fan — rare shape in faceting a gemstone
felsic — refers to igneous rocks that are relatively rich in elements that form feldspar and quartz

All terms