|
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 |
|
Görgeyite |
1.556 |
1.587 |
|
|
2.91 |
2.91 |
near
colourless |
Russia |
0.64ct |
|
|
|
|
|
|
|
inert |
inert |
Gems & Gemology 1995 Summer,
p129-130 |
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 |
|
Görgeyite |
1.556 |
1.587 |
0.024 |
0.027 |
2.9 |
2.93 |
1.556 |
1.560 |
1.569 |
1.570 |
1.584 |
1.587 |
Tables of Gemstone
Identification, Roger Dedeyne, Ivo Quintens, 2007
|
|
Görgeyite |
1.56 |
1.585 |
0.023 |
0.025 |
2.9 |
2.95 |
|
|
|
|
|
|
Gemmo.eu 2013
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA