| SpectraBase Compound ID | 90Kwv5BdbO8 |
|---|
Transmission Infrared (IR) Spectrum
View the Full Spectrum for FREE!
The full spectrum can only be viewed using a FREE account.
| SpectraBase Spectrum ID | EVZMfQoVSsm |
|---|---|
| Name | COLUMBITE |
| Source of Sample | National Museum of Natural History, Smithsonian Institution, Washington, D.C. |
| Composition | (Fe,Mn) (Nb,Ta)2 O6 |
| Copyright | Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved. |
| Crystal System | ORTHORHOMBIC |
| Occurrence | IN GRANITE PEGMATITES ASSOCIATED WITH QUARTZ, FELDSPAR, MICA, TOURMALINE, BERYL, SPODUMENE AND CASSITERITE |
| Technique | KBr WAFER |