|
INVESTIGATIONS
TABLES
|
Stone |
RI min |
RI max |
Biref min |
Biref max |
Dens min |
Dens max |
nx min |
nx
max |
ny min |
ny max |
nz min |
nz max |
Reference |
|
Scorzalite |
1.626 |
1.68 |
0.038 |
0.04 |
3.38 |
3.38 |
1.626 |
1.645 |
1.654 |
1.674 |
1.663 |
1.680 |
http://www.geminterest.com
|
|
Scorzalite |
1.626 |
1.68 |
0.037 |
0.04 |
3.22 |
3.38 |
|
|
|
|
|
|
http://www.gemmology.be
|
|
Scorzalite |
1.627 |
1.68 |
0.038 |
0.04 |
3.38 |
3.38 |
1.627 |
1.639 |
1.655 |
1.670 |
1.664 |
1.680 |
Joel Arem, Color Encyclopedia of Gemstones,
1987
|
|
Scorzalite |
1.627 |
1.68 |
0.038 |
0.04 |
3.27 |
3.38 |
1.627 |
1.639 |
1.655 |
1.670 |
1.664 |
1.680 |
Tables of Gemstone Identification, Roger Dedeyn,
Ivo Quintens, 2007
|
|
Scorzalite |
1.629 |
1.66 |
0.037 |
0.037 |
3.24 |
3.24 |
1.629 |
1.629 |
1.655 |
1.655 |
1.660 |
1.660 |
Gems, R Webster, 5th edition 1994
|
|
Scorzalite |
1.639 |
1.68 |
0.041 |
0.041 |
3.31 |
3.31 |
1.639 |
1.639 |
1.670 |
1.670 |
1.680 |
1.680 |
Gemmological Tables, Ulrich Henn, 2004
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA (%)
|
Stone |
Colour |
Locality |
Reference |
Al2O3 |
MnO |
MgO |
FeO |
TiO2 |
CaO |
H2O |
P2O5 | |
|
Scorzalite |
|
Corrego Frio, Linopolis, Minas
Gerais |
Brazil |
The Australian Gemmologist 2003, Vol 21, N°10,
p396 |
30.87 |
0.11 |
4.23 |
15.28 |
0.11 |
0.02 |
5.96 |
42.9 |