|
INVESTIGATIONS
Stone |
RI min |
RI max |
Dens min |
Dens max |
Colour |
Location |
Info |
Spectrum |
UVS |
UVL |
Reference |
Genthelvite |
1.741 |
1.745 |
3.63 |
3.66 |
|
Mont Saint-Hilaire, Quebec,
Canada |
phosphoresces
yellow-green |
|
bright
green |
bright
green |
The Journal of Gemmology 1996
Vol 25, N°1,p35 |
Genthelvite |
1.742 |
1.742 |
3.68 |
3.7 |
purplish
red-brown |
|
0.33 ct |
|
inert |
inert |
Gems & Gemology 1995 Fall,
p207 |
Genthelvite |
1.742 |
1.742 |
3.67 |
3.67 |
orange-red |
|
8.16ct |
|
inert |
inert |
Gems & Gemology 2002 Spring,
p82 |
TABLES
Stone |
RI min |
RI max |
Dens min |
Dens max |
Reference |
Genthelvite |
1.738 |
1.752 |
3.62 |
3.7 |
Tables of Gemstone
Identification, Roger Dedeyne, Ivo Quintens, 2007
|
Genthelvite |
1.738 |
1.752 |
3.44 |
3.71 |
Gemmo.eu 2013
|
Genthelvite |
1.74 |
1.746 |
3.44 |
3.7 |
Bestimmungstabellen für Edelsteine, Birgit
Günther, 2008
|
Genthelvite |
1.742 |
1.742 |
3.67 |
3.67 |
http://www.geminterest.com
|
CAUSE OF COLOUR
Stone |
Colour |
Cause of
colour |
Reference |
genthelvite |
pink |
iron content, but weak Mn2+
features can also be seen in the
spectrum |
http://minerals.caltech.edu |
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA