|
INVESTIGATIONS
Stone |
RI min |
RI max |
Dens min |
Dens max |
Colour |
Location |
Info |
Spectrum |
UVS |
UVL |
Reference |
Pyrite |
|
|
4.99 |
4.99 |
|
|
2.75ct,
cabochon |
|
|
|
ACAM Lab
4828 |
TABLES
Stone |
RI min |
RI max |
Dens min |
Dens max |
Reference |
Pyrite |
|
|
4.8 |
4.9 |
John Sinkakas, Gemstone and
mineral data book,1972
|
Pyrite |
|
|
4.84 |
4.95 |
Bestimmungstabellen für Edelsteine, Birgit
Günther, 1981
|
Pyrite |
|
|
4.9 |
5.1 |
Gemme, Dati per l'identificazione, P. De Stefano
et al, 1993
|
Pyrite |
|
|
4.9 |
5.2 |
Gemmological Tables, Ulrich Henn, 2004
|
Pyrite |
|
|
4.9 |
5.1 |
http://www.gemmology.be
|
Pyrite |
|
|
4.9 |
5.1 |
Gemology Tools Professional 2010
|
Pyrite |
|
|
4.95 |
5.1 |
Tabellen zur Edelstein-Bestimmung, Pschichholz
FGA, 1975
|
Pyrite |
|
|
4.98 |
5.05 |
Gemmo.eu
|
Pyrite |
1.811 |
1.83 |
5 |
5.03 |
Joel Arem, Color Encyclopedia
of Gemstones, 1987
|
Pyrite |
|
|
5 |
5.03 |
http://www.geminterest.com
|
Pyrite |
|
|
5 |
5.2 |
Gems, R Webster, 5th edition
1994
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA (%)