|
INVESTIGATIONS
Stone |
RI min |
RI max |
Dens min |
Dens max |
Colour |
Location |
Info |
Spectrum |
UVS |
UVL |
Reference |
Haüyne |
1.486 |
1.49 |
2.6 |
2.6 |
yellow-green |
Oldoinyo Lengai Volcano,
Tanzania |
|
IR : 1364, 1499, 1412,1692, band
3600-3400 |
|
light
orange |
Gems & Gemology 2009 Fall,
p200-203 |
Haüyne |
1.493 |
1.507 |
2.4 |
2.5 |
blue |
Eifel,
Germany |
|
|
|
|
Gemmologie, Zeitschrift der Deutschen
Gemmologischen Gesellschaft 1998 Jun,
p92-93 |
Haüyne |
1.498 |
1.507 |
2.46 |
2.48 |
light blue to dark
blue |
Eifel,
Germany |
transparent to
translucent |
broad weak band in the
yellow |
inert to very weak
red |
inert to bright
orange |
Gems & Gemology 2000 Fall
p246-253 |
Haüyne |
1.498 |
1.507 |
2.461 |
2.482 |
light blue to dark
blue |
Eifel,
Germany |
|
no clear bands; FTIR: bands
3593 and 3697 |
inert to weak
red |
inert to light
orange |
Gemmologie, Zeitschrift der Deutschen
Gemmologischen Gesellschaft 2000 Jun,
p103-114 |
Haüyne |
1.499 |
1.499 |
2.44 |
2.44 |
|
Badakhstan,
Afghanistan |
|
cutoff at 450nm, band at
600nm |
very weak
orange |
moderate to strong
orange |
Gems & Gemology 2008 spring
p80 |
Haüyne |
1.5 |
1.5 |
2.5 |
2.5 |
|
Eifel,
Germany |
0.13ct |
none |
strong
orange |
weak
orange |
ACAM lab
2046 |
Haüyne |
1.504 |
1.504 |
2.48 |
2.48 |
|
|
0.098ct -
0.152ct |
|
dull red |
inert to light
orange |
The Journal of Gemmology 1986
Vol 20, N°1, p38 |
Haüyne |
1.506 |
1.506 |
2.47 |
2.47 |
violetish
blue |
Eifel Mts,
Germany |
1.00ct |
broad absorption between
580-620nm |
inert |
inert |
GIA Gem Database
35406 |
TABLES
Stone |
RI min |
RI max |
Dens min |
Dens max |
Reference |
Haüyne |
1.486 |
1.492 |
2.3 |
2.5 |
Tabellen zur Edelstein-Bestimmung, Pschichholz
FGA, 1975
|
Haüyne |
1.49 |
1.507 |
2.44 |
2.5 |
Gemmological Tables, Ulrich Henn, 2004
|
Haüyne |
1.49 |
1.509 |
2.4 |
2.52 |
http://www.geminterest.com
|
Haüyne |
1.49 |
1.508 |
2.4 |
2.5 |
Tables of Gemstone
Identification, Roger Dedeyne, Ivo Quintens, 2007
|
Haüyne |
1.495 |
1.504 |
2.4 |
2.55 |
Gemmo.eu
|
Haüyne |
1.496 |
1.505 |
2.4 |
2.5 |
Joel Arem, Color Encyclopedia
of Gemstones, 1987
|
Haüyne |
1.496 |
1.496 |
2.4 |
2.4 |
John Sinkakas, Gemstone and
mineral data book,1972
|
Haüyne |
1.496 |
1.51 |
2.4 |
2.5 |
Bestimmungstabellen für Edelsteine, Birgit
Günther, 1981
|
Haüyne |
1.496 |
1.51 |
2.4 |
2.5 |
Gemme, Dati per l'identificazione, P. De Stefano
et al, 1993
|
Haüyne |
1.496 |
1.505 |
2.4 |
2.5 |
http://www.gemmology.be
|
Haüyne |
1.496 |
1.5 |
2.4 |
2.4 |
Gems, R Webster, 5th edition
1994
|
Haüyne |
1.496 |
1.505 |
2.4 |
2.5 |
Gemology Tools Professional 2010
|
CAUSE OF COLOUR
Stone |
Colour |
Cause of
colour |
Reference |
Haüyne |
blue |
ascribed to a color center
associated with S3 |
Gems & Gemology Fall 2000
p246-253 |
MINERAL INCLUSIONS
Inclusion |
Stone |
Reference |
apatite |
Haüyne |
Gems & Gemology Fall 2000,
p248 |
augite |
Haüyne |
Gems & Gemology Fall 2000,
p248 |
LOCALITIES
STONE |
LOCALITIES |
REFERENCE | |||
Haüyne |
|
Mt Oldoinyo
Lengai |
Arusha
Region |
Tanzania |
Gems & Gemology Fall 2009
p200 |
CHEMICAL DATA
Stone |
Colour |
Locality |
Reference |
SiO2 |
Al2O3 |
MgO |
TiO2 |
CaO |
Na2O |
Fe2O3 |
K2O |
P2O5 |
Cl |
SO3 | |
Haüyne |
yellow-green |
Oldoinyo
Lengai |
Tanzania |
Gems & Gemology 2009 Fall
p202 |
34.01 |
28.91 |
0.09 |
0.02 |
4.47 |
19 |
0.3 |
1.57 |
0.13 |
|
|
Haüyne |
yellow-green |
Oldoinyo
Lengai |
Tanzania |
Gems & Gemology 2009 Fall
p202 |
34.24 |
28.95 |
|
|
4.62 |
19.88 |
0.23 |
1.66 |
|
0.68 |
6.78 |