Login
-
Recent Posts
- List of facts about tourmaline, an opinion
- No Paraiba in top ten list of most valuable/rarest or beautiful gemstones??
- #261 and a bright red cuprian smile
- Included bright sparkling red round. #261
- Getting threw the winter, 1/3 carat of fire
- The amount of lead in tourmaline.
- Color my world of tourmaline.
- Copper’s limited roll in coloring Paraiba/cuprian tourmaline.
Tags
- achroite
- afghan
- baby pink
- bi-color
- blue
- blue-green
- brown
- closed-c
- color-shift
- color dot
- cuprian
- cutting tourmaline
- dichroic
- dravite
- droplet-of-color
- emerald cut
- golden
- green
- green-blue
- hot pink
- IceT
- indicolite
- medium green
- Mozambique
- Namibia
- non-dichroic
- open-c
- orange
- outstanding
- oval
- pale
- pastel
- peach
- personal story
- pink
- purple
- purple-pink
- red
- rubellite
- seafoam
- shield
- unique
- verdelite
- yellow
- yellow-green
Recent Comments
- Romeo48065 on Laurellite a reverse color change tourmaline is unique.
- toadandspur on Outstanding Achroite with a Mystery
- Bruce Fry on Welcome to a World of Color in Tourmaline
- David Walsh on Paraiba/paraiba type tourmaline and treatments.
- rexguo on Laurellite a reverse color change tourmaline is unique.
Archives
- May 2019
- September 2018
- March 2018
- February 2018
- November 2017
- October 2017
- August 2017
- July 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- April 2014
- March 2014
- February 2014
- January 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- July 2013
Tag Archives: chrome
Strange and unique, possibly chrome green emerald cut.
Well here is another gemstone hot off the dop stick. The rough had a natural table that was obvious and the tables outline looked rather like a “D”. It had a moderately strong degree of dichroism with a very nice … Continue reading
Usambara effect, chrome chromophore, green emerald cut.#420
I will be posting more on the usambara effect in tourmaline, but I will focus more on this specific gemstone in this post. It is always a pleasure to discover something new about tourmaline and then to discover something unexpected … Continue reading
Posted in Dravite, Etc.
Tagged chrome, dravite, emerald cut, green, umbasara, unique
Leave a comment
Chrome green dot of color#1178
This chrome tourmaline has a nice flash driven green color. It weighs .20 carats. Bruce
Chrome tourmaline, flash driven green round.#1177
This dark green dot of color has a flash driven green color. It is called chrome tourmaline despite the fact that it is probably colored by vanadium. It weighs .20 carats. Bruce
Dark green chrome dot of color.#1176
This dark green dot of color has some flash driven color. It is called chrome tourmaline despite the fact that it is probably colored by vanadium. This standard round brilliant weighs .17 carats. Bruce
Emerald green dot of color.#1175
This small standard round brilliant is cut from chrome tourmaline. It has a bit better tone values than the other five green dotes of color on the same tray. It weighs .20 carats. Bruce
Chrome green dot of color.#1174
This small dark green, but with good flash, round is called chrome tourmaline. It has a different feel to it than green Elbaite the most common form of green tourmaline. This dot of color weighs .16 carats. Bruce
Green dots before your eyes, chrome dots of color (6)#1173
Dark, but with a very nice flash driven emerald green color. This chrome tourmaline is one of six rounds that I cut from the last of a dealers inventory. Chrome tourmaline has a different presence than green Elbaite and you … Continue reading
Little, dark tone level with green flash, chrome tourmaline#118
This round chrome tourmaline has the classic green color, but is so dense that the color is only seen in the flash of this small round. It appears to be eye clean and with fine crystal. There are many things … Continue reading
A perfect beautifully green chrome tourmaline.#117
Saying a chrome tourmaline is green is redundant, but I don’t want anyone, even for a moment to think that this standard round brilliant is anything other than the ideal green tourmaline in a medium tone level. It is not … Continue reading
Smallest round in the collection and a green dot of color.#109
This is as low as I have ever cut a small gemstone. This standard round brilliant only weighs .11 carats, but it is a chrome tourmaline and probably has as good a green as there is in the collection. If … Continue reading
It is final, this is the best green, bar none, in the collection!
Now that is a big title for such a small stone, but it is true. This standard round brilliant only weighs .21 carats, but it is a chrome tourmaline and that means GREEN. Chrome is really a misnomer because it … Continue reading
Posted in Dravite, Droplets of Color, Etc.
Tagged chrome, dravite, droplet-of-color, green, outstanding
Leave a comment
Color droplet of pure green, chrome tourmaline
This small standard round brilliant is a pretty average size and color for a good chrome tourmaline. Its tone would be too dark for large pieces, but the green has great saturation. It absolutely loves yellow light and would put … Continue reading
But A Moment to See Chrome is Better
This chrome tourmaline is a different species (dravite) of tourmaline than Elbaite, which is the most common tourmaline made into gems. When just enough vanadium/chrome is found in dravite, you get an outstanding green. Unfortunately chrome tourmaline ‘s tone level … Continue reading
Green Dot of Chrome Tourmaline
When I first started back into faceting after a long hiatus, I did not spend a lot of money on rough. To get anything to cut that had decent color in tourmaline I had to go small. And being small … Continue reading
A different look darker “chrome” tourmaline#230
This gemstone is made of a different member of the tourmaline group than most of the gemstones in this collection. It is a vanadium/chrome (most of the time the vanadium dominates) colored Dravite, the species. Dravite has magnesium in it … Continue reading