|
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 |
Proustite |
|
|
|
|
5.68 |
5.68 |
dark red |
Chanarcillo, Atacama region, Chili |
12.07ct, transparent |
|
|
|
|
broad absorption below 590nm |
inert |
inert |
GIA Gem Database 35469 |
Proustite |
|
|
|
|
|
|
red |
Chanarcillo, Atacama region, Chili |
43.21ct |
|
|
|
|
|
|
|
The Journal of Gemmology 2020 Vol 37 (2), p141 |
TABLES
Stone |
RI min |
RI max |
Biref min |
Biref max |
Dens min |
Dens max |
ne min |
ne max |
no min |
no max |
Reference |
Proustite |
2.7 |
3 |
0.3 |
0.3 |
5.57 |
5.64 |
|
|
|
|
Tabellen zur Edelstein-Bestimmung,
Pschichholz FGA, 1975 |
Proustite |
2.7 |
3 |
0.3 |
0.3 |
5.57 |
5.64 |
|
|
|
|
Gems, R Webster, 5th edition 1994 |
Proustite |
2.79 |
3.09 |
0.3 |
0.3 |
5.56 |
5.64 |
|
|
|
|
John Sinkakas, Gemstone and mineral data book,1972 |
Proustite |
2.79 |
3.08 |
0.296 |
0.296 |
5.6 |
5.7 |
2.790 |
2.790 |
3.080 |
3.080 |
Michael O'Donoghue, Gems: Their Sources, Descriptions and Identification
(2006), 873pp |
Proustite |
2.79 |
3.089 |
0.294 |
0.298 |
5.5 |
5.6 |
|
|
|
|
Gemmo.eu 2021 |
Proustite |
2.792 |
3.088 |
0.296 |
0.296 |
5.51 |
5.64 |
2.792 |
2.792 |
3.088 |
3.088 |
Gemme, Dati per l'identificazione, P. De
Stefano et al, 1993 |
Proustite |
2.792 |
3.087 |
0.295 |
0.295 |
5.51 |
5.64 |
2.792 |
2.792 |
3.087 |
3.087 |
Gemmological Tables, Ulrich Henn,
2004 |
Proustite |
2.792 |
3.088 |
0.03 |
0.03 |
5.57 |
5.64 |
|
|
|
|
http://www.gemmology.be |
Proustite |
2.792 |
3.088 |
0.296 |
0.296 |
0 |
0 |
2.792 |
2.792 |
3.088 |
3.088 |
Joel Arem, Color Encyclopedia of Gemstones, 1987 |
Proustite |
2.792 |
3.088 |
0.296 |
0.296 |
5.6 |
5.7 |
2.792 |
2.792 |
3.088 |
3.088 |
http://www.geminterest.com |
Proustite |
2.792 |
3.088 |
0.295 |
0.296 |
5.51 |
5.64 |
|
|
|
|
Tables of Gemstone Identification, Roger Dedeyne, Ivo Quintens, 2007 |
Proustite |
2.881 |
3.084 |
0.203 |
0.203 |
5.51 |
5.64 |
|
|
|
|
Bestimmungstabellen für Edelsteine,
Birgit Günther, 1981 |
CAUSE OF
COLOUR
MINERAL
INCLUSIONS
LOCALITIES
CHEMICAL DATA
(%)