|
INVESTIGATIONS
Stone |
RI min |
RI max |
Biref min |
Biref max |
Dens min |
Dens max |
Colour |
Locality |
Info |
nx min |
nx max |
ny min |
ny max |
nz min |
nz max |
Spectrum |
UVS |
UVL |
Reference |
Phosphophyllite |
1.595 |
1.616 |
0.021 |
0.021 |
3.16 |
3.16 |
green |
Cerro de Potosi Mine, Potosi,
Bolivia |
5.12ct |
|
|
|
|
|
|
|
inert |
inert |
GIA Gem Database
35481 |
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 |
Phosphophyllite |
1.595 |
1.61 |
|
|
3.1 |
3.1 |
|
|
|
|
|
|
John Sinkakas, Gemstone and
mineral data book,1972
|
Phosphophyllite |
1.595 |
1.621 |
0.021 |
0.022 |
3.08 |
3.13 |
1.595 |
1.599 |
|
|
1.616 |
1.621 |
Gemme, Dati per l'identificazione, P. De Stefano
et al, 1993
|
Phosphophyllite |
1.595 |
1.621 |
0.021 |
0.033 |
3.08 |
3.13 |
|
|
|
|
|
|
http://www.gemmology.be
|
Phosphophyllite |
1.595 |
1.616 |
0.02 |
0.021 |
3.1 |
|
|
|
|
|
|
|
Tabellen zur Edelstein-Bestimmung, Pschichholz
FGA, 1975
|
Phosphophyllite |
1.595 |
1.621 |
0.021 |
0.033 |
3.08 |
3.13 |
1.595 |
1.599 |
1.614 |
1.616 |
1.616 |
1.621 |
Joel Arem, Color Encyclopedia
of Gemstones, 1987
|
Phosphophyllite |
1.595 |
1.621 |
0.021 |
0.033 |
3.08 |
3.13 |
1.595 |
1.599 |
1.614 |
1.617 |
1.616 |
1.621 |
http://www.geminterest.com
|
Phosphophyllite |
1.595 |
1.616 |
0.021 |
0.021 |
3.1 |
3.1 |
|
|
|
|
|
|
Gems, R Webster, 5th edition
1994
|
Phosphophyllite |
1.595 |
1.621 |
0.021 |
0.033 |
3.08 |
3.13 |
1.595 |
1.599 |
1.614 |
1.616 |
1.616 |
1.621 |
Tables of Gemstone
Identification, Roger Dedeyn, Ivo Quintens, 2007
|
Phosphophyllite |
1.597 |
1.621 |
0.022 |
0.023 |
3.1 |
3.1 |
1.597 |
1.599 |
1.615 |
1.616 |
1.620 |
1.621 |
Gemmological Tables, Ulrich Henn, 2004
|
Phosphophyllite |
1.599 |
1.621 |
0.021 |
0.023 |
3.07 |
3.09 |
|
|
|
|
|
|
Bestimmungstabellen für Edelsteine, Birgit
Günther, 1981
|
CAUSE OF COLOUR
Stone |
Colour |
Cause of
colour |
Reference |
Phosphophyllite |
bluish
green |
Fe²+ |
Gems & Gemology Summer
1988 |
MINERAL INCLUSIONS
LOCALITIES
CHEMICAL DATA
(%)