|
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 |
|
Xonotlite |
1.581 |
1.593 |
0.01 |
0.01 |
2.71 |
2.71 |
1.581 |
1.583 |
1.581 |
1.583 |
1.591 |
1.593 |
http://www.geminterest.com
|
|
Xonotlite |
1.583 |
1.593 |
0.01 |
0.01 |
2.71 |
2.71 |
1.583 |
1.583 |
1.583 |
1.583 |
1.593 |
1.593 |
Joel Arem, Color Encyclopedia of Gemstones,
1987
|
|
Xonotlite |
1.583 |
1.593 |
0.01 |
0.01 |
2.71 |
2.71 |
|
|
|
|
|
|
http://www.gemmology.be
|
|
Xonotlite |
1.583 |
1.593 |
0.01 |
0.01 |
2.7 |
2.7 |
|
|
|
|
|
|
Gems, R Webster, 5th edition 1994
|
|
Xonotlite |
1.583 |
1.593 |
0.01 |
0.01 |
2.71 |
2.71 |
|
|
|
|
|
|
Tables of Gemstone Identification, Roger Dedeyn,
Ivo Quintens, 2007
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA (%)