|
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 |
Triplite |
1.658 |
1.677 |
0.019 |
0.019 |
3.87 |
3.87 |
reddish orange,
transparent |
Shigar Valley,
Pakistan |
|
|
|
|
|
|
|
general absorption at 450nm, weak bands at 470nm
and 490nm, stronger bands at
520-560nm |
inert |
inert |
Gems & Gemology 2004 winter,
p346 |
Triplite |
1.661 |
1.68 |
0.019 |
0.019 |
3.88 |
3.88 |
orange |
|
0.48ct |
|
|
|
|
|
|
|
|
|
Gemmologie, Zeitschrift der Deutschen
Gemmologischen Gesellschaft 2008 Dec,
p119 |
Triplite |
1.684 |
1.704 |
0.02 |
0.02 |
3.86 |
3.86 |
black, cat's
eye |
Minas Gerais,
Brazil |
|
|
|
|
|
|
|
|
|
|
Zeitschrift der Deutschen Gemmologischen
Gesellschaft 1993 Sep,
p66 |
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 |
Triplite |
1.643 |
1.703 |
0.017 |
0.03 |
3.85 |
3.94 |
1.643 |
1.684 |
1.647 |
1.693 |
1.668 |
1.703 |
http://www.geminterest.com
|
Triplite |
1.644 |
1.703 |
0.019 |
0.03 |
3.44 |
3.9 |
1.644 |
1.684 |
1.667 |
1.675 |
1.668 |
1.703 |
Tables of Gemstone Identification, Roger Dedeyn,
Ivo Quintens, 2007
|
Triplite |
1.662 |
1.713 |
0.017 |
0.022 |
3.45 |
3.9 |
1.662 |
1.696 |
|
|
1.684 |
1.713 |
Bestimmungstabellen für Edelsteine, Birgit
Günther, 2008
|
Triplite |
1.684 |
1.704 |
0.02 |
0.02 |
3.86 |
3.86 |
1.684 |
1.684 |
|
|
1.704 |
1.704 |
Gemmological Tables, Ulrich Henn, 2004
|
CAUSE OF COLOUR
MINERAL INCLUSIONS
LOCALITIES
STONE |
LOCALITIES |
REFERENCE | |||
Triplite |
Shigar
Valley |
Skardu
District |
Baltistan |
Pakistan |
Gems & Gemology 2004 winter,
p346 |
CHEMICAL DATA (%)