Name: Vermiculite (Mg,Fe^2+,Al)_3(Al,Si)_4O_10(OH)_2.4H_2O
Type: Mineral
Class: Silicate
Subclass: Phyllosilicate
Particle Size: Coarse
Sample No.: PS-18A
Owner: JPL
Wavelength Range: VSWIR
Origin: USA, Texas, Llano County, Llano
Collection Date: N/A
Description: Particle size was 125-500um.Collected by Clay Mineral Society Original ASTER Spectral Library name was jpl.beckman.mineral.silicate.phyllosilicate.coarse.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)