|
INVESTIGATIONS
Stone |
RI min |
RI max |
Biref min |
Biref max |
Dens min |
Dens max |
Colour |
Location |
Info |
ne min |
ne max |
no min |
no max |
Spectrum |
UVS |
UVL |
Reference |
Charlesite |
1.47 |
1.48 |
0.01 |
0.01 |
1.7 |
1.7 |
greenish-yellow |
South
Africa |
|
1.470 |
1.470 |
1.480 |
1.480 |
|
|
|
Gemmologie, Zeitschrift der Deutschen
Gemmologischen Gesellschaft 2008 Dec,
p114 |
TABLES
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA