|
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 |
edenite |
1.612 |
1.631 |
0.019 |
0.019 |
3.14 |
3.14 |
near colourless (very light
yellow) |
Myanmar |
0.29ct |
|
|
|
|
|
|
|
weak
yellow |
inert |
Gems & Gemology 2004 Fall,
p256 |
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 |
Edenite |
1.605 |
1.685 |
0.018 |
0.025 |
3.01 |
3.3 |
|
|
|
|
|
|
Gemmo.eu 2013
|
Edenite |
1.606 |
1.672 |
0.023 |
0.025 |
3 |
3.06 |
1.606 |
1.649 |
1.617 |
1.660 |
1.631 |
1.672 |
Tables of Gemstone
Identification, Roger Dedeyne, Ivo Quintens, 2007
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA
(%)