gem sinhaliteRare Gemstones for Collectors (N through Z)

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Last updated August 19, 2013                          Email to order  Steve @  Steve Perry Gems
 
Neptunite
rare neptunite gem NEP001
1.26ct
7.8 x 6mm oval
California
$380.
Good cut with a very good  polish, extremely dark red (appears black), two small visible fractures within the stone show tiny red flashes, indentation on one corner caused when the cutter did not fully grind out the natural edge of the rough to try to maximize the yield.  Nice rare collector's gem.  

NEP002 .90ct 6.4 x 5.7mm cushion California $180. Good cut with a very good  polish, extremely dark red (appears black), two small visible fractures within the stone show tiny red flashes, indentation on one corner caused when the cutter did not fully grind out the natural edge of the rough to try to maximize the yield.  Nice rare collector's gem.

Obsidian

OB1
6.76cts
12.9mm rose cut
Arizona

Nicely cut and polished, very dark coffee brown color, eye clean with excellent transparency. While this is a common gem material, it is a very difficult gem to cut and polish.

Orthoclase

catseye orthoclase gem
CEOR8
4.37cts 11 x 9mm oval
Tanzania SOLD Well cut, great polish, rich reddish brown color, strong pale brown eye, rare collector's gemstone!

Pezzotaite
rare pezzottaite gem
PZZ1
.16ct
3.9mm trillion
Madagascar $100. Reserved  Well cut and polished, moderately included with band of silk down the center of the stone, beautiful pastel pink color, nice example of a very rare gem!

PZZ10 .49ct 5.2 x 4.1mm oval Madagascar $180. Well cut and polished high dome oval cabochon with nice medium color, moderately included, nice distinct catseye!
PZZ12 1.48cts 8.3 x 6.1mm oval Madagascar $400. Well cut and polished, cut slightly deep to capture more of the purplish pink pleochroism, moderately included with very good transparency, very nice pendent gemstone.  Much prettier than photo!

PZZ6
2.68cts
9.6 x 7.2mm oval
Madagascar
$980.
Well cut and polished, cut slightly deep to capture more of the purplish pink pleochroism, moderately included with very good transparency, very nice pendent gemstone.  Much prettier than photo!

PZZ3
.38ct
4.7mm round
Madagascar $240.



.63ct
5.7 x 4.4 oval
Madagascar $160.
Well cut and polished high dome oval cabochon with nice medium color, moderately included, nice distinct catseye!

Pollucite

PLL7 4.08cts
11.1mm trillion Afghanistan $500. Excellent cut and polish, colorless, very slight visible inclusions, beautiful example of a very rare gem.

Powellite
rare fine color cuprian powellite
CPW3
1.93cts
7.2mm round
Chile
SOLD Well cut and polished with good transparency that does not show in photo, rich apple green color without any olive tone.  Very rare gem from a one time find decades ago in Chile.


1.72cts
7.9 x 6.4mm oval
Chile
$300.
Well cut and polished with good transparency that does not show in photo, rich apple green color without any olive tone.  Very rare gem from a one time find decades ago in Chile.

Prehnite

PRH12?
5.65cts
12.2 x 10.2mm oval
Australia
$110.
Very well cut and polished, very rich canary yellow with a nice silkiness

PRH14
5.40cts
12 x 10mm oval Australia $135.
Very well cut with an excellent polish, medium dome,  rich canary yellow with a nice silkiness, eye clean

PRH15
6.88cts
13 x 8.7 oval
Mali $60.
Very well cut and polished, very high dome, light mint green color, good transparency with slight inclusions

Pyrargyrite
rare pyrargyrite gem
PYRG2W
.36ct
3.7mm round
Mexico
$75. Well cut and polished, translucent dark metallic red-black appears opaque with backlight, hard to cut very soft gemstone, nice addition to a rare gem collection!

Pyrite

faceted pyrite gemstone
PYR18 .18ct 3.7 x 3.1mm emerald cut Peru
SOLD Good cut and polish, pale brassy color, opaque, metallic,  minor surface reaching fractures that are much more difficult to see in person, difficult to cut.

Rhodocrosite

gem rhodocrosite
RHC1 .40ct 4.5mm round
South Africa
SOLD Well cut and polished, beautiful rich medium orange, eye clean, hard to find pretty gem in this rare material!
top gem African rhodocrosite
RHC2
1.35cts
6.8mm round
South Africa
SOLD
Very well cut and polished, beautiful rich medium-dark orange, eye clean, hard to find pretty gem in this rare material!

Rhodonite

gem rhodonite cabochon
RHN11W
5.05cts
16.8 x 6.9mm long drop
Brazil $250.
Nicely cut and polished high dome cabochon, rich medium red color, translucent throughout. Cleavage plane in middle of stone, while not very obvious would make this gem a little risky to set.  Weak catseye effect. 

Sapphirine
rare gem sapphirine
SPH20 .20ct 3.7mm round
Sri Lanka $50. Very well cut and polished, beautiful dark medium greenish  blue, eye clean, hard to find pretty gem in this rare material!

Scapolite
beautiful catseye scapolite
CES10 2.94cts 10.1 x 8.2mm oval Tanzania $100. Very well cut, great polish, rich reddish brown color, strong white eye, very rare collector's gemstone!

SCPT1
4.79cts
11.9 x 8.4mm emerald cut
Tanzania
$100.
Very well cut and polished, nice bright gem, eye clean with excellent transparency, nice crisp lemon yellow color.

























































Scheelite
gem scheelite from Mexico
SCH2
.79ct
4.8mm trillion
Mexico
$60.
Well cut and polished, rich golden color with great sparkle, lightly included  with excellent transparency.  Old material from Sonora, Mexico

Sillimanite ( variety Fibrolite )    use this link for: catseye gem sillimanite
  SLM6 4.67cts 11.1 x 10mm oval India $100. Excellent cut and polish, beautiful colorless gem with excellent brilliance, very slight inclusion, nice larger size  for a gem fibrolite
FSLM5 3.28cts 9.3 x 9.1mm round India   Nicely cut and polished with a slight window, very pale purplish grey color with excellent brilliance, eye clean 

Sinhalite
gem sinhalite SNHL14 2.75cts 8.4mm trillion
Sri Lanka SOLD Very well cut and polished, eye clean gem with excellent transparency, medium yellow green gem, rare seen color for this rare gem!
gem sinhalite
SNHL18 1.21cts
7.5 x 5.8mm oval
Sri Lanka SOLD Well cut and polished, eye clean gem with excellent transparency, dark golden yellow gem.

Chrome Sphene (Titanite)

CRSP1 .07 ct t.w.
1.7mm round brilliants (3 stones)
Russia $70.
Very well cut and polished tiny gems, great medium lime green color, super brilliance and dispersion, eye clean.  Beautiful little accent gems!

Sphene (Titanite)
beautiful gem sphene
SPM11
2.92cts
9.7 x 7.7mm oval
Madagascar $190.
Excellent cut, super bright gem, rich dark honey color, great dispersion, eye clean
beautiful gem sphene
SPM12
3.44cts
11 x 8.2mm oval
Madagascar $310.
Excellent cut, super bright gem, rich dark honey color, great dispersion, eye clean

SPA014
4.70cts
11.7 x 9mm oval
Afghanistan
$730.
Very bright gem with great dispersion and brightness, great yellow-orange color, slight inclusions

SPM15
3.22cts
10.1 x 8.1mm oval
Madagascar
$480.
Very good cut, super bright gem, beautiful lime green color, great dispersion, eye clean.  Hard to find gem!

SPM16
.95ct
6.2mm round
Madagascar
$160.
Excellent cut and polish, super bright gem, beautiful lime green color, great dispersion, very slight inclusions.  

SPM17
2.70cts
10.2 x 8.3mm oval
Madagascar
$250.
Very good cut, super bright gem, beautiful yellowish lime green color, great dispersion, eye clean. 

 Sulphohalite

SFH002 3.73cts
10 x 7.5mm emerald cut
California $225.
Very well cut and polished, water soluble,  has to be cut in alcohol, extremely rare as a gemstone 

Taaffeite


TFF7
2.17cts
9.5 x 6.8mm oval
Sri Lanka $2,000.
Well cut and polished, beautiful dark lavender color, very good transparency with some small crystal inclusions, shows very nicely in person, excellent example of a very rare collector's gemstone.
very rare gem taaffeite
TFF6W
1.22cts
7 x 5.8mm oval
Sri Lanka
$1,040.
Very well cut and polished, beautiful purplish pink color, very good transparency with moderate inclusions on ends, shows very nicely in person, excellent example of a very rare collector's gemstone. 

Triphylite
color change triphylite gemcolor change triphylite gem in daylight
TPH12 1.79cts
8.5 x 6.8mm emerald cut
Brazil $100. Reserved  Well cut and polished, nice medium brown color, eye clean, excellent transparency, small inclusion in one corner.  Good color change from dark forest green in daylight to coffee brown in incandescent light.

Vayrenenite

vayrenenite













very rare
                  gem vayrenenite
VYN2
.07ct
3.4 x 2mm  baguette
Pakistan SOLD Good cut and polish on this extremely rare gem, excellent transparency with slight inclusions,  nice orangey pink color.  Very rare collector's gemstone!

VYN3
.15ct
4 x 2.7mm emerald cut
Pakistan SOLD Good cut and polish on this extremely rare gem, excellent transparency with moderate inclusions,  nice orangey pink color.  Very rare collector's gemstone!

VYN4
.12ct
3.75 x 2.5mm baguette
Pakistan $400.
Good cut and polish on this extremely rare gem, excellent transparency with a moderate inclusion in one corner,  nice orangey pink color.  Very rare collector's gemstone!

VYN5
.15ct
4.5 x 2.5mm baguette
Pakistan $400.
Good cut and polish on this extremely rare gem, excellent transparency with slight inclusions,  nice orangey pink color.  Very rare collector's gemstone!

Vesuvianite

VSVC1
.19ct
3.8 x 2.8mm oval Canada
$70.
Very well cut and polished gem, eye clean with excellent transparency,  very bright gem with beautiful lemon yellow color.  Rare collector's gemstone!

Zincite
rare natural zincite gemstone
ZNC5
1.34cts
6.8 x 5mm oval
New Jersey $300.
Fair cut and polish, moderately included, very dark reddish brown color with some translucency, very rare collector's stone.


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