SpectraBase Spectrum ID |
IEZlTSyKJoI |
Name |
TOPAZ |
Source of Sample |
National Museum of Natural History, Smithsonian Institution, Washington, D.C. |
Composition |
Al2SiO4 (F,OH)2 |
Copyright |
Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved. |
Crystal System |
ORTHORHOMBIC |
Occurrence |
IN CAVITIES OF RHYOLITE LAVAS AND GRANITE AND IN PEGMATITES AND HIGH-TEMPERATURE QUARTZ VEINS; ASSOCIATED WITH TOURMALINE, CASSITERITE, APATITE, FLUORITE, BERYL, QUARTZ, MUSCOVITE AND FELDSPAR |
Technique |
KBr WAFER |