Name: Tremolite Ca2(Mg, Fe+2)5Si8O22(OH)2
Type: Mineral
Class: Silicate
Subclass: Inosilicate
Particle Size: Fine
Sample No.: tremol_1
Owner: JHU
Wavelength Range: TIR
Origin: Balmat, New York, USA via Bruce Hemingway, USGS
Collection Date: N/A
Description: The sample consisted of 2-3 cm long x 1-2 cm wide mass of white tremolite crystals.  The sample appeared pure in hand specimen and under the microscope. (Chain Silicates); (Amphibole Group)Particle size was Less than 2  Micrometers. Original ASTER Spectral Library name was jhu.nicolet.mineral.silicate.inosilicate.powder.tremol1.spectrum.txt
Mineral:  Tremolite Ca2(Mg, Fe+2)5Si8O22(OH)2

Sample No.:  tremol.1

XRD Analysis:  Pure tremolite.

Chemistry:  Microprobe analysis showed the sample to be 
homogeneous within and between grains.  Average of 9 analyses:

SiO2	57.97
Al2O3	0.09
FeO	0.08
MgO	24.51
CaO	13.02
K2O	0.13
Na2O	0.17
TiO2	0.02
MnO	0.63
Total	*96.62
	*OH not measured.
