Mineral:  Andradite Ca3Fe2+3 (SiO4)3

Sample No.: andrad.1

XRD Analysis:  The hand-picked sample is pure andradite.

Chemistry:  Microprobe analysis showed the sample to be 
homogeneous within and between grains.  An average of 8 analyses 
indicates close to end member composition:

SiO2 	35.50
Al2O3	0.29
FeO 	28.17
MgO	0.14
CaO 	33.11
K2O	0.01
Na2O	0.02
TiO2	0.07
MnO 	0.11
	_____
Total 	97.42
