|
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 |
Clinochlore |
1.57 |
1.57 |
|
|
2.6 |
2.7 |
Greyish green, dark green, brownish black |
Lionel, Western Australia |
"Pilbara jade", hardness 2.5, spot RI,
semi-translucent |
|
|
|
|
|
|
|
inert |
inert |
The Journal of the Gemmological Association of
Hongkong 1995 Vol XVIII p21 |
clinochlore - Kämmererite |
1.57 |
1.57 |
|
|
|
|
light to dark purple, simular to charoite |
India |
RI spot, cabochons, massive, opaque to translucent |
|
|
|
|
|
|
|
inert |
inert |
Gems & Gemology 2016 Summer,
p206-207 |
clinochlore - Kämmererite |
1.58 |
1.588 |
|
|
2.65 |
2.67 |
|
Turkey |
chelsea : pink |
|
|
|
|
|
|
absorption<440nm and band 500-590nm |
inert |
inert |
Gems & Gemology 2008 summer p167-168 |
Clinochlore |
1.58 |
1.585 |
|
|
2.62 |
2.66 |
green, colour distribution uneven (mottled, fibrous) |
Korshunovskoye deposit, Bratsk Reservoir , east of
Lake Baikal, Siberia |
chatoyant, radial fibrous structure |
|
|
|
|
|
|
|
very weak white |
weak yellowish white to whitish yellow |
Gems & Gemology 1996 summer, p130 |
Clinochlore |
1.585 |
1.6 |
|
|
2.73 |
2.73 |
dark green in daylight changing to a dark brownish
reddish purple in incandescent light |
Russia |
0.25 and 0.43ct |
|
|
|
|
|
|
total absorption to |
inert |
inert |
Gems & Gemology 1995 Summer,
p129-130 |
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 |
Clinochlore |
1.57 |
1.6 |
0.005 |
0.011 |
2.6 |
3 |
|
|
|
|
|
|
Gemmo.eu 2013 |
clinochlore - Kämmererite |
1.57 |
1.598 |
0.002 |
0.011 |
2.6 |
3 |
|
|
|
|
|
|
Gemmo.eu 2013 |
Clinochlore |
1.571 |
1.599 |
0.005 |
0.011 |
2.55 |
2.75 |
1.571 |
1.588 |
|
|
1.576 |
1.599 |
Tables of Gemstone Identification, Roger Dedeyn, Ivo
Quintens, 2007 |
Clinochlore |
1.571 |
1.599 |
|
|
2.55 |
2.75 |
|
|
|
|
|
|
Gemology Tools Professional 2010 |
clinochlore - Kämmererite |
1.585 |
1.594 |
0.002 |
0.006 |
2.66 |
2.66 |
1.585 |
1.588 |
|
|
1.587 |
1.594 |
Gemmological Tables, Ulrich Henn,
2004 |
clinochlore - Kämmererite |
1.585 |
1.594 |
0.002 |
0.006 |
2.7 |
2.7 |
1.585 |
1.588 |
|
|
1.587 |
1.594 |
Gems, R Webster, 5th edition 1994 |
clinochlore - Kämmererite |
1.597 |
1.6 |
0.003 |
0.003 |
2.64 |
2.64 |
|
|
|
|
|
|
http://www.gemmology.be |
clinochlore - Kämmererite |
1.597 |
1.6 |
0.003 |
0.003 |
2.64 |
2.64 |
1.597 |
1.597 |
1.598 |
1.598 |
1.599 |
1.600 |
http://www.geminterest.com |
clinochlore - Kämmererite |
1.597 |
1.6 |
0.003 |
0.003 |
2.63 |
2.65 |
1.597 |
1.597 |
1.598 |
1.598 |
1.599 |
1.600 |
Tables of Gemstone Identification, Roger Dedeyn, Ivo
Quintens, 2007 |
clinochlore - Kämmererite |
1.597 |
1.6 |
0.003 |
0.003 |
2.64 |
2.64 |
|
|
|
|
|
|
Gemology Tools Professional 2010 |
clinochlore - Kämmererite |
|
|
|
|
2.6 |
3 |
|
|
|
|
|
|
John Sinkakas, Gemstone and mineral data
book,1972 |
clinochlore - Kämmererite |
|
|
0.003 |
0.003 |
2.64 |
2.64 |
1.597 |
1.597 |
1.598 |
1.598 |
1.599 |
1.600 |
Joel Arem, Color Encyclopedia of Gemstones,
1987 |
CAUSE OF
COLOUR
Stone |
Colour |
Cause
of colour |
Reference |
clinochlore - Kämmererite |
red |
Cr³+ |
Roger G. Burns, Mineralogical applications of
crystal field theory, Sec Ed, 1993 |
MINERAL
INCLUSIONS
LOCALITIES
STONE |
LOCALITIES |
REFERENCE |
|||
Clinochlore (seraphinite) |
Korshunovskoye (Korzunovskoe;
Korzhunovska; Korshunovskiy) Iron mine, Irkutskaya Oblast' |
Prebaikalia (Pribaikal'e) |
Eastern-Siberian Region |
Rusland |
Mazurov, M.P., Grishina, S.N., Istomin, V.E., and
Titov, A.T. (2007): Geology of Ore Deposits 49(4), 271-284. |
Clinochlore - kämmererite |
Kop Krom mine, Kop Daglari |
Erzurum Province |
Eastern Anatolia Region |
Turkije |
Geïllustreerde Mineralen Encyclopedie,
Petr Korbel & Milan Novak, 2001 |
CHEMICAL DATA