|
INVESTIGATIONS
Stone |
RI min |
RI max |
Biref min |
Biref max |
Dens min |
Dens max |
Colour |
Locality |
Info |
nx min |
nx max |
ny min |
ny max |
nz min |
nz max |
Spectrum |
UVS |
UVL |
Reference |
Kaliborite |
1.503 |
1.549 |
0.046 |
0.046 |
2.11 |
2.11 |
near
colourless |
Kazakhstan |
0.43ct |
1.503 |
1.503 |
1.524 |
1.530 |
1.549 |
1.549 |
|
inert |
inert |
Gems & Gemology 1995 Summer,
p130 |
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 |
Kaliborite |
1.503 |
1.55 |
0.041 |
0.043 |
2.11 |
2.13 |
1.503 |
1.508 |
1.526 |
1.527 |
1.549 |
1.550 |
Tables of Gemstone
Identification, Roger Dedeyne, Ivo Quintens, 2007
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA