The higher the combination of these characteristics, the more rare and valuable the stone. the Tanzanite Quality Scale™. The more eye visible they are the lesser the grade. Each has 10 saturation levels: Visit us Tuesday through Saturday. A 'fine' cut ensures that the stone's facets reflect light to create maximum brilliance. The dark blue color of tanzanite is beautiful and like no other blue. A tanzanite gem shallow in depth might, face up, appear larger than a tanzanite of the same carat weight, that has a smaller size face up, and a deeper depth. Note: in the rare circumstance that intensity of color exceeds the Exceptional grade, it will be graded Exceptional. TANZANITEONE – the world’s tanzanite supplier A VERTICALLY INTEGRATED GROUPthat explores, mines, beneficiates and markets rough and polished tanzanite and set tanzanite jewellery A MINING COMPANYthat holds extensive mining and prospecting licences over a large portion of the world’s only known tanzanite resource A MARKETING COMPANYthat through … Tanzanite is one of the most popular coloured gemstones in the world.- Courtesy Tanzanite Foundation ™ Tanzanite is a versatile gemstone that comes in a variety of sizes and cutting styles. Generally, the blue is more apparent under fluorescent lights, while the purples are more visible in incandescent light. Understanding and check all 4 C's before purchasing your tanzanite. With a hardness of 6 to 6.5 on Mohs scale, tanzanite is rather soft for a gemstone, which limits its use in jewelry, as it … We have seen the veritable explosion in the popularity of Tanzanite in the past decade. In a similar way to diamonds, tanzanite is graded according to the 4C's. Tanzanite Foundation for Ethical Tanzanite. This color grading system and chart was developed by the Tanzanite Foundation, www.tanzanitefoundation.org The color quality is based on the degree of saturation with greater value placed on gems with greater saturation. The company, formerly called Afgem, has established the nonprofit Tanzanite Foundation, which has developed a quality-grading system that justifies a wider range of prices. We are about 30 miles outside of Chicago in Northwest Indiana. Although it was only discovered in the late 1960s, it has quickly established itself as one of the premier gemstones in the world. Tanzanite is famed for its pleochroism – the ability to show more than one colour in different directions through the stone – in this case, blue is the primary colour, with beautiful flashes of pink. Color. China has been showing more interest in Tanzanite and with the vast market in China growing demand could have dramatic effects on the price and availability of Tanzanite. When you add a fine cut to a moderate color it can be a gem of great beauty. The new system’s color-grading scales divide tanzanite colors into two different hues, blue violet and violet blue. However, tanzanite is different to sapphire because there will always be traces of violet in the tanzanite. Stones that have a light color are considered low quality. Tanzanite also appears differently when viewed under alternate lighting conditions. The IGS tanzanite value listing has price guidelines for top color tanzanite. Colours range from rich royal blues or vibrant violet to paler shades. One carat has 100 points and weighs 1/5 of a gram. In a similar way to diamonds, tanzanite is graded according to the 4C's. In terms of rarity, the very fine colors shown in the video represent less than 1% of Tanzanite production. BETTER VALUE. Shimansky does not sell any tanzanite with a clarity grading lower than VVS (very, very slightly included). A high-quality tanzanite stone should be deep blue/dark violet. We've provided a clarification of the four qualities of tanzanite. Tiffany could have sold the material under the mineralogical name of "blue zoisite," but they thought the name "tanzanite" would stimulate customer interest and be easier to market. Even if you like them, make sure you don’t pay top dollar for them (at least not as much as what the deep blue stones are sold for). This color grading system and chart was developed by the Tanzanite Foundation. If you place a one-carat diamond next to a one-carat tanzanite, their sizes will not look the same. These are the up and comers or the rising stars of the jewellery world. The finest deeply saturated colors which are flawless command premium prices whilst pale stones or included (lower clarity) stones trade at much lower prices. Zoisite with trace vanadium content heats at a relatively low temperature to produce gem-quality tanzanite, from purple to blue. The different grading systems in use in the market have different terms for clarity. These guidelines are upheld by the Tanzanite Foundation, an industry-supported organization dedicated to protecting tanzanite's integrity. Top quality Tanzanite should be at least eyeclean but preferably loupeclean as well. It can appear in various shades of blue, purple or even red depending on its orientation. Cushion; Emerald Cut; Marquise; Oval ; Pear; Princess; Round; Trillion; By Price. Highest quality Tanzanite price can exceed $1000 per carat in specific western countries. The chart assumes good cutting and proportions and VVS clarity. High-quality perfection in aspects makes it more valuable. Also, high-quality Tanzanite price is just around $750 a carat, which is 3 carats or more extensive. The Clarity of tanzanite gemstone depends on the flawless face. When purchasing tanzanite jewellery, be sure to ask the jeweller for a certificate from the Tanzanite International grading standard, which will state the gemstone’s characteristics and clarity grading. BUYING TANZANITE : THE 4 C'S . Once again, a third party certification will eliminate any doubts. Tanzanite is the blue-purple variety of Zoisite, it is noted for its remarkably strong trichroism, appearing sapphire blue, violet and burgundy depending on the position of crystal. The 5th C is applicable to tanzanite which is accompanied by the Mark of Rarity. Investment grade Tanzanite should be loupeclean. Tanzanite ranges from Internally Flawless to Heavily Included. On top of this outstanding color range, tanzanite also has a unique ability to change color depending on the angle it is viewed and not just from one color to another but three different colors. The colour dominance depends on whether the gem is cut and polished from the long or the short axis of the crystal shaped rough tanzanite; and the more intense the colour the better the quality. Tanzanite’s different colors are due to the amount and ratio of chromium and vanadium, and the major value determinates for this gemstone are rare/beautiful fancy colors and cutting quality. Although it was only discovered in the late 1960s, it has quickly established itself as one of the premier gemstones in the world. The most coveted color is a vivid blue surrounded by a delicate hint of purple, which has an indescribable effect in all sizes, but more so in sizes over 10 carats. Clarity refers to any natural flaws or inclusions in a tanzanite. Please let us know if you have any questions about the tanzanite color grading chart. As a result, unless a tanzanite stone has a very particular history, you can assume while browsing in the store that all tanzanite pieces have been heat treated. China’s recent market penetration and growing demand for Tanzanite is a heavy favorite in that region. These charts show the clarity rating for diamonds and then GIA's clarity rating for Tanzanite gemstones. The Mark of Rarity is the icon of the Tanzanite Foundation and stands for the quality, rarity and distinction of your tanzanite purchase. Research. A Tanzanite's value is very much dependent on its quality. Carat refers to the term used to measure a tanzanite's weight. Tanzanite Buying and the Four Cs. Cut refers to the shape, facets and proportion of a tanzanite. Good quality tanzanite has a deep royal blue or violet colour. Sign up to get the latest on sales, new releases and more …. This is because diamonds are heavier than tanzanites. Calibrated Stones. We advise that you read this guide before making your tanzanite purchase. You might think it would, but gem-quality blue tanzanite is so rarely found in nature that the heat treatment process is nearly ubiquitous. Duncan Pay , Apr 30, 2014 Read Article. Tanzanite is one of the most popular colored gemstones in the world.- Courtesy Tanzanite Foundation ™ Tanzanite is a versatile gemstone that comes in a variety of sizes and cutting styles. Cut Cut refers to the proportion and brilliance of a faceted tanzanite. The colour dominance depends on whether the gem is cut and polished from the long or the short axis of the crystal shaped rough tanzanite; and the more intense the colour the better the quality. If Tanzanite One Group gets more control of the market they have plans to change the pricing structure more like that of diamonds which are more affected by size and quality. Finest quality tanzanite gemstones and jewelry. Your Cart (0 item) My Account; Sign Up; Free Shipping on all Orders within USA. The Tanzanite Foundation is dedicated to community upliftment projects in Tanzania. In good quality the colour is ultramarine to sapphire blue; in artificial light, it appears more amethyst violet. The depth of colour ranges from Vivid to Pale with a "B" or "V" preceeding to indicate predominance of blue or violet hue's. CARAT WEIGHT: Investment Grade Finest 1% Mined: AAA Grade: AA Grade: A Grade: B Grade: 0.00 - 1.99 carats: $600 - $700: $425-$480 : $300: $200: $100: 2.00 - 2.99 carats: $750 - $1350: $500 - $550: $325: $250: $150: 3.00 to 9.99 carats: $780 - $1380: $550 - $575: $350: $275: … In general terms, the cleaner, less included the Tanzanite the finer the quality. Tanzanite Information. This Tanzanite Buyer's Guide is the authoritative source of information on buying tanzanite. Note: in the rare circumstance that intensity of color exceeds the Exceptional grade, it will be graded Exceptional. Tanzanite is the blue variety of the Zoisite mineral family, is a relative young gemstone discovered only in 1967 but became really popular after that popular jewel company Tiffany spent a lot of effort to promote this new gemstone to the market, its name derives from the origin country of the mineral where it was first mined, that was Tanzania in Africa. Tanzanite is transparent. *LIMITED TIME 10% OFF - USE COUPON CODE: DEC10 | FREE USA EXPRESS SHIPPING. The sapphire has a very rich deep blue color similar to high quality tanzanite. Although individual companies might create their own quality descriptions, like AAA, AA and A, to denote the range of quality of their goods, no standard quality-grading scales exist for tanzanite. Buy Tanzanite online or visit our store located at 126 South Main St in Crown Point, IN. Tanzanite is a trade name that was first used by Tiffany and Company for gem-quality specimens of the mineral zoisite with a blue color. Tanzanite is a rare and precious investment. Color. Call us at 1-800-348-4499 or 1-219-662-1390. It is not an especially hard gem either. Although the deeper colors have greater value this does not mean that some of the lighter colors like those of moderate color are not desirable. CHART SHOWING TANZANITE PER CARAT PRICES IN 2020 . Tanzanite Quality Factors. Tanzanite is a gorgeous gem, but its tremendous popularity must be surprising to the miners who originally discovered it. Tanzanite is one of the rarest gemstones in the world, found only at the foothills of Mount Kilimanjaro in Tanzania , East Africa . Phenomena : Chatoyancy (rare, tanzanite). Tanzanite has a unique and special color quality. You should keep in mind that the color of almost all tanzanite available is a result of heat treatment. Like all gemstones, quality is judged using the 4C's. By Stone Shape. Tanzanite Quality Factors. The finest stones are flawless whilst lower grade stones will contain various natural inclusions such as needles, feathers, and included crystals. Although carat weight is a big determining factor when it comes to price, it is not the only one. 1-888-243-9192. Other gem-quality zoisites may be transparent to opaque. Tanzanite owes its celebrated blue and violet color to trace amounts of vanadium and/or chromium, chemicals that were present during crystal formation deep within the earth. The first color listed is the modifier and the second color listed is the primary color. This Guide is based on the Tanzanite Foundation's Tanzanite Quality Scale, an internationally recognized system for grading and valuing tanzanite. This is the finest quality readily available in the retail market. This Guide is based on the Tanzanite Foundation's Tanzanite Quality Scale, an internationally recognized system for grading and valuing tanzanite. Two tanzanite gemstones with the same carat weight could significantly vary in price if their colour, clarity and cut grading differs. Tanzanite is classified within the New Classics list of gemstones. Tanzanite, a variety of the mineral zoisite, is a blue to blue-violet gemstone, frequently used in jewelry, that was popularized by Tiffany & Co after its discovery in the late 60s. Natural-Color Tanzanite and Yellow Sapphire – Tucson 2014. Colours range from rich royal blues or vibrant violet to paler watery shades. In its natural state, tanzanite is a rather unappealing brown, and the violet blue is produced through heat treatment. As such, it generally is not going to impact the value of a piece. CLARITY. Tanzanite is the only gemstone that is trichroic in nature. Good quality Tanzanite has a deep royal blue or violet colour. Tanzanite is a stunning pinkish blue gemstone discovered in Tanzania 50 years ago. There is a fifth C, which stands for confidence. Rarely, some stones found on the surface already show these colors. The 4 C's stand for : Color, Clarity, Cut and Carat weight. There are four grades or qualities of tanzanite: AAA, A, B and C. All of the tanzanite available on Tanzanite.com is priced for the highest quality, which is "AAA" quality stones. In the near future, there are a variety of factors that can affect Tanzanite prices. Absorption Spectrum : Tanzanite: broad absorption in the yellow-green centered at 595 nm, weak bands at 528 and 455 nm, and a few weak lines in the red. Explore sources, gemological research, and the role of gems in history. Tanzanite Quality Factors: The Comprehensive Guide. Diamonds have a standard chart which follows strict regulations but these other charts can give away AAAs, AA+s, B-AAs with abandon so look out as these are only guides. At 6.5 on the Mohs hardness scale and with delicate cleavage, it is less durable than common quartz. 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