Gems and precious stones to collect
Posts tagged Cabochons
Natural Amethyst cabochon of vivid purple color from 18,75 Carat
Jun 21st
Amethyst gem large natural and of a deep purple color, cutting cabochons and weighing in at over 18 Carat, with good transparency and clarity of the Crystal.
Rare gem of cat's eye cabochons Scapolite from 3,16 Carat
Jun 8th
Today we mark a new gem, not very known, but definitely interesting for lovers of gems and precious stones who let themselves be enchanted by optical effects present in some specimens as in the case of Scapolite “Cat's eye” the protagonist of this article that presents the phenomenon called “chatoyancy“, the light is reflected from the stone because of the sort of inclusions to form a bright line of lighter color that crosses the entire bud.
Red Star Ruby cabochon from 1 Carat
Feb 3rd
Another beautiful gem that still there I tabled is the Star Ruby, close relative of the Sapphires with asterism that I showed you in a previous article here on the blog. In the family of corundum, Ruby, Red variant of sapphires, as blue brother, in some cases presents the rare phenomenon of asterism, the formation of a stella to 6 Tips on the illuminated surface directly.
Green aquamarine cabochon cut from 10 Carat
Nov 22nd
A ’ another splendid gemstone cabochon cutting is that Aquamarine from unusual ’ teal color, from Brazil differs from classic acquamarine for her beautiful natural color, untreated, tending to green. Often when submitting a Beryl green color are treated with heat to turn them into the limpid blue aquamarines.
Iridescent purple amethyst cabochon cut from 15,12 Carat
Nov 22nd
So far I have almost always submitted copies of gems and precious stones with bevelled edge, now I would like to present you some of gemstone Cabochon cut, how this beautiful Amethyst violet colored iridescent deep and generous sized, with a weight of over 15 Carat.
Rare Burmese star sapphire, Cabochon cutting by 1,00 Carat
Nov 4th
Today I present a small gemma from very special and interesting features, It is a beautiful Sapphire Burmese cut cabochons that presents the rare asterism phenomenon, or view a wonderful six Star rays When affected by a strong and direct light, such as sunlight.
Natural agate Oval Checkerboard cut from 12,16 Carat
Mar 24th
After having made the family of Agate, I introduce a pretty generous in size, by ben 12,16 Carat, with oval cabochons, characterized by facet of said checkerboard.
Striped agate: that branch of the family of Quartz
Jan 12th
That great mineral that is the Quartz, the most common mineral on Earth, but also the mineral that occurs mostly in different quality. Although many know Amethyst and Citrine, not many people know that family Quarzi splits also in another branch, the Chalcedony, from which they derive Agate, the Chrysoprase, l’Aventurine, l ’ Onyx and many other varieties.
Fluorite a tender bud
Jan 12th
Another beautiful mineral I love most is the Fluorite, because of his unpredictable colors. A rather soft mineral, only 4 on the Mohs scale, Now you understand the title of this article, but that as from gemma It can really surprise you for its beauty and for its transparency.
I Own several examples of fluorite, both cabochons that highlights the colorful streaks of different metals contaminated by mineral, that as gemma, clear and uniform colours ranging from deep purple to Emerald green typical of the finest Amethyst, via the blue and Red. Really a mineral surprising for its variety and beauty.
Chrysoberyl natural chatoyancy from Cimofane 0,30 Carat
Oct 21st
Beautiful specimen of Chrysoberyl, quality Cimofane, cut into cabochons, round shape that highlights a beautiful effect of chatoyancy. This gemma is very rare and quite expensive especially in the variety of Alexandrites also ’ they belong to the family of Chrysoberyl. Hard to find large gems carats and when they are, prices are nothing short of unapproachable by most people. This gem is a very hard stone (8,5 on the Mohs scale) that places it among the Beryls (Emerald, aquamarine, morganite etc..) and corundum (sapphires and rubies) It is therefore usable in jewellery for the creation of jewelry such as rings (real test of endurance for the gems). This Chrysoberyl Cimofane cut cabochons It has a yellow colour, It is very small (only 0,30 Carat) but also very nice to see, especially when exposed to direct light (as a flashlight) that underlines the lovely chatoyancy.
