|
INVESTIGATIONS
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 |
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.72 |
2.72 |
|
|
|
|
|
|
Bestimmungstabellen für Edelsteine, Birgit
Günther, 1981
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.73 |
1.461 |
1.461 |
|
|
1.485 |
1.485 |
Gemme, Dati per l'identificazione, P. De Stefano
et al, 1993
|
Creedite |
1.461 |
1.485 |
0.021 |
0.024 |
2.7 |
2.7 |
1.461 |
1.461 |
1.478 |
1.478 |
1.485 |
1.485 |
Gemmological Tables, Ulrich Henn, 2004
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.73 |
|
|
|
|
|
|
http://www.gemmology.be
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.73 |
1.461 |
1.461 |
1.478 |
1.478 |
1.485 |
1.485 |
http://www.geminterest.com
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.73 |
1.461 |
1.461 |
1.478 |
1.478 |
1.485 |
1.485 |
Joel Arem, Color Encyclopedia of Gemstones,
1987
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.71 |
1.461 |
1.461 |
1.478 |
1.478 |
1.485 |
1.485 |
Gems, R Webster, 5th edition 1994
|
Creedite |
1.461 |
1.485 |
0.024 |
0.024 |
2.71 |
2.73 |
|
|
|
|
|
|
Tables of Gemstone Identification, Roger Dedeyn,
Ivo Quintens, 2007
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
STONE |
LOCALITIES |
REFERENCE | |||
Creedite |
Santa Eulalia
District |
Chihuahua |
Chihuahua |
Mexico |
Joel Arem, Color Encyclopedia of Gemstones,
1987 |
CHEMICAL DATA