Name: Vermiculite (Mg,Fe^2+,Al)_3(Al,Si)_4O_10(OH)_2.4H_2O
Type: Mineral
Class: Silicate
Subclass: Phyllosilicate
Particle Size: Medium
Sample No.: PS-18A
Owner: JPL
Wavelength Range: TIR
Origin: USA, Texas, Llano County, Llano
Collection Date: N/A
Description: Particle size was 45-125um.Collected by Clay Mineral Society Original ASTER Spectral Library name was jpl.nicolet.mineral.silicate.phyllosilicate.medium.ps18a.spectrum.txt
Mineral:  Vermiculite (Mg,Fe^2+,Al)_3(Al,Si)_4O_10(OH)_2.4H_2O

File Name:  ps18a.txt

XRD Analysis:  Magnesite(A), Vermiculite(M)