Name: Rhyolite
Type: Rock
Class: Igneous
Subclass: Felsic
Particle Size: Solid
Sample No.: AP-939-212b
Owner: United States Geological Survey, L. C. Rowan
Wavelength Range: All
Origin: Iberian Pyrite Belt, Spain
Collection Date: N/A
Description: Rhyolite, white, fine, alteredsample was Whole Rock Chips. Original ASTER Spectral Library name was usgs.perknic.rock.igneous.felsic.solid.rhy212b.spectrum.txt
Lithology      Rhyolite
Sample#        AP-939-212b
Chemistry
SiO2           79.03
Al2O3          11.60
Fe             1.56
CaO            0.12
TiO2           0.10
MnO            0.01
K2O            1.93
MgO            0.46
Na2O           3.52
P2O5           0.01
PPC            1.66
X-Ray Diffraction
               Quartz
               Plagioclase
               Mica
