Susan. Cobalt spinel. South sea pearl - Philippines. Mahenge plateau (Tanzania), Lục Yên District (Vietnam) and some more localities. Top . . Handshots show 'Medium Dark 80' best in relation to skin color; not a funny little sparkler but a dense hue between ultramarine and, well, cobalt blue. It is the most desirable color and is rarely found in today's market at affordable prices. $257 * 18mm x 16mm x 12mm. $ 405.00. In addition to red, pink, orange and blue, spinel is found in a myriad of other colors. However, its color was more similar to a dark natural Cobalt-spinel from the origin of Sri Lanka, unlike Cobalt spinel from Vietnam or synthetic counterparts. Due to its rarity, blue neon spinel of this origin is an object of hunting for . Spinel Cobalt in Marble. Everything you need to know about the Spinel Gem How can you tell a red spinel? | Types of All A MYRIAD OF COLORS - SPINEL & FANCY SAPPHIRE - Omi Gems (BASEL, Switzerland) - For several months a supply of blue cobalt-bearing spinel has been appearing in the gem trade, including some stones of remarkable size - up to 40 carats - and quality. 7.8ct Vietnam Octahedral Spinel Cobalt Rough Specimen | Etsy Vietnam cobalt spinel cut stones for sale. | Page 2 | PriceScope Color is Strong Blue Cobalt . Oct 10, 2021 - Vietnamese Cobalt Blue and Red Spinel Note: stones appear smaller and more well formed in person. Khe Khi, Luc Yen, Vietnam. We travelled 6hrs by bus from Hanoi to this region specifically to find these stones which are mined nearby. We deal in beautifully faceted and high-quality crystal specimens of Spinel from both Luc Yen, Vietnam and Mogok, Burma. Tương tự như sapphire, đá spinel có đủ màu như trong vắt, hồng, đỏ, cam, xanh, tím và đen. Vietnam is well known as the source of vivid fancy red rubies with strong luster, as well as star rubies, cobalt blue spinel, red spinel and other colors of spinel. Exquisite Natural Spinels From Burma, Vietnam And Tanzania info@palagems.com +1 800-854-1598 toll-free +1 760-728-9121 toll-free Pin on Products Nhưng khi viên đá spinel xanh cobalt được tìm thấy vào thập niên 2000 tại . From their electric hues, multi-generational gemstone supplier Rimsan did suspect that these crystals might be the extremely rare and coveted Cobalt Spinel rather than standard Blue Spinel. COBALT SPINEL ON ALBITE - VIETNAM - Blue Gems From: A Bijoux. The grey spinels have recently become popular among jewellery designers with some in the industry terming them as 'Dior-grey'. Vietnam Spinel Loose Gemstones for sale | eBay Mahenge, Morogoro, Tanzania. 2.5ct Pear Shaped Cobalt Spinel - Ann Gems Pair of Vietnamese spinels 2.41 ct. . Light blue neon spinel is usually associated with the Luk-Yen field of mining in Vietnam. (PDF) Blue Spinel from the Luc Yen District of Vietnam Cobalt Blue spinels from Luc Yen, Vietnam come in two types of blue. Finest electric blue cobalt spinel from Luc Yen district in Vietnam Synthetic cobalt coloured spinel has three absorbtion bands in the red/orange, the yellow/green and the mind green parts of the spectroscope. Origin of rare cobalt-blue spinel unearthed in Canadian Arctic The lustrous (not seen clearly in the pics) crystals on this . Cobalt blue spinel is . Weight is 7.8ct Size is 12.6x11.9x11.3mm $161 * . 12. Variety : SpinelColour : purplish Blue Cut : Pear Carat Weight : 2.5ct Measurement : 7.43x12.05x4.2mm Origin : Luc Yen, Vietnam Treatment : none Certificate : Spinel - Page 2 - Gran Gem We obtained this piece on a recent visit to Vietnam, and this was the largest specimen on quality we saw there, decent sized specimen are just not often found. All That Glitters - Vietnamese Spinel Rough The Luc Yen district of northern Vietnam is a very productive gem province and the leading source of vivid blue spinel. Spinel Buying Guide - Pala international Cobalt spinel is the rarest form of spinel, found less than five locations world wide. Each spinel brought to the laboratory is analysed and identified so that the related report can be drawn up. Long mined in Sri Lanka, Afghanistan, Myanmar, Vietnam, and Thailand, spinel garnered deep appreciation for its beauty, even winning a treasured place in a number of crown jewels. Any well-cut gem above one carat and especially two carats is . The Luc Yen . The material discovered was a medium-light to medium-dark vivid blue, unlike the grayish blue spinel more commonly seen. Purple Gem Spinel from Vietnam and Afghanistan: Comparison of Trace ... Marlow Post subject: Re: Luc Yen cobalt blue spinel. Khe Khi, Luc Yen, Vietnam. Natural blue cobalt spinel has the same three bands but may also include a further two bands in the blue part of the spectrum. 1.16 Carat Precision Pear Shape Cobalt Spinel from Luc Yen Vietnam, GRS report. Vibrant cobalt-blue spinel from Vietnam has a Fe/Co ratio of 10, 1236 lg/g Co, 2500 lg/g Ni,~1100 lg/g Cr, and~1000 lg/g Zn (Chauviré et al. 307a) and this suggested a diffusion-treatment. Cobalt Spinel in Marble from Khe Khi, Luc Yen, Yên Bái Province, Vietnam Comes with certificate of authenticity Average Weight (Carats): 23.0 ct Dimension (mm): 20 x 18 x 13 mm Ref. Vietnam's two major spinel deposits, Luc Yen and Quy Chau, were discovered at the end of the 1980s. $290 * 19mm x 17mm x 14mm. Free shipping Free shipping Free shipping. Advertisement. Sri Lanka. Cobalt Neon Blue Spinel 0.26 ct $1,800.00 Cobalt Neon Blue Spinel 0.09 ct $390.00 Cobalt Neon Blue Spinel 0.09 ct $260.00 Cobalt Neon Blue Spinel 0.09 ct $390.00 ← 1 2 → The unique Cobalt Blue Spinel from the legendary Luc Yen mine in Vietnam. I am wanting a cut stone, even though I only collect cut stones once in a blue moon now, ever since I quit faceting. Gems from Vietnam have gained a lot of popularity lately, in particular, with cobalt spinel but also the somewhat lesser known lavender and pink varieties. Cobalt Blue - Vietnam: 0.8 - 3.0: $2000 - $8000: What is a mineral spinal? Spinel. $145 * 24mm x 12mm x 2mm. Variety : SpinelColour : purplish Blue Cut : Pear Carat Weight : 2.5ct Measurement : 7.43x12.05x4.2mm Origin : Luc Yen, Vietnam Treatment : none Certificate : Blue Oval Spinel - Pala International Beautiful gray spinel. The amount of. Is a cobalt spinel gem rare? - Questions & Answers | 1stDibs The lustrous (not seen clearly in the pics) crystals on this . $290 * 38mm x 20mm x 5mm. $99.99 + $8.00 shipping + $8.00 shipping + $8.00 shipping. : SKU033977. In general, red spinel is the most desirable, followed by fine cobalt- blue spinel, then by vibrant hot pink and vivid orange stones. For sale is a small but exquisite group of cobalt spinel on matrix from Vietnam. The product picture is approximately the same magnification as a view trough the 10x loupe. Spinel's recent rise in notoriety was also aided by the discovery of cobalt spinel in Yên Bái Province, North Vietnam at nearly the same time as pink spinels of the Mahenge region. Luc Yen Cobalt spinel - The most pure blue gem in the world However this perfect blue material is so rare and limited, the maximum size you can get is below one carat. But supply is an issue, and even production from the most significant source, Vietnam, is limited and sporadic. Vietnamese spinel was initially found at Luc Yen (Yen Bai Province) and Quy Chau (Nghe An Province), but today, Yen Bai is the only active source. If you would like to see an unedited video of these crystals prior to … Vietnam cobalt spinel cut stones for sale. | PriceScope Spinel Cobalt in Marble. Cobalt Spinel - Home - Facebook Characteristics of gem blue spinels from Luc Yen, Vietnam. By ICA Ambassador to Vietnam, Le Yen, HAGIA Gemstone Gold Pearl Ltd., April 2018. Cobalt Blue Spinels And Neon Pink Spinels From Vietnam Vietnam VIETNAM While knowledge of gem deposits in Vietnam may have existed among intrepid traders and travellers, due to long, arduous decades of severe conflict, Vietnam only surfaced as an essential source for precious stones in the late eighties. Melo. Khe Khi, Luc Yen, Vietnam. VIETNAM. BLUE SPLENDOR: watch the story of the BIGGEST COBALT BLUE SPINEL Violet and bluish purple to purple, or lavender, stones tend to be less attractive, and less in demand than other, rarer colors. This is similar to cobalt-spinel materials from sources in Sri Lanka, Pakistan and Vietnam. The most high-quality cobalt spinel is currently produced in Vietnam. In the 2015 study by Boris Chauvire et. I fear cobalt spinel may be headed the same direction.there are many out there that lack the hauyne-like (or bic pen) color but are priced up because of their "cobalt" content. This is similar to cobalt-spinel materials from sources in Sri Lanka, Pakistan and Vietnam. _____ Nick. Mogok, Myanmar. $120.00. Wonderful clarity. Our stones have n Đá Spinel xanh Cobalt. Viên đá quý hiếm chỉ có ở Việt Nam Các mỏ đá quý khai thác spinel ở Việt Nam nằm tại Lục Yên (Yên Bái) và Quỳ Châu (Nghệ An). Sale price. Violet spinel 1,34 ct . Out of the Blue | Blue Cobalt Spinel from Mahenge, Tanzania Spinel Cobalt in Marble. Shop a collection of expertly vetted gems from some of the world's top sellers on 1stDibs. 1.5+ct top color cobalt spinel from Luc Yen district in Vietnam Pala International. In general, the market demand for violet and blue-violet to purple or violet spinel is often lower than that of other rare colors. Synthetic spinel Synthetic spinel can . Some spinel colors are more rare and valuable than others. Pleasure doing business with. Other coveted colours are the electric cobalt blue (probably the rarest) mainly found in Vietnam and Sri Lanka, the highly fluorescent 'man-sin' spinel from Burma (Jedi spinel), hot pink 'Mahenge spinels' from Tanzania. Spinel Cobalt in Marble. South sea pearl - Australia. Beside the crazy color, you can find all the incredible beauty factors in a fine cobalt spinel such as brilliance, vibrancy, sparkle, high hardness, super high rarity; that make Vietnam Cobalt spinel become the most extraodinary blue gem in the world. This study characterizes the origin and gemological properties of these spinels, especially the cause of their unusually bright color, which is directly related to their value. The karst mountains of An Phú, Luc Yen, Vietnam, is the world's only source of that very neon tone, the most coveted of all gem blues. We obtained this piece on a recent visit to Vietnam, and this was the largest specimen on quality we saw there, decent sized specimen are just not often found. Red Spinel Rough Stone from VIETNAM - GemLuck Weight is 2.25ct Size is 8x7.3x6mm Price for the Cobalt Blue Spinel from Vietnam can reach many thousand dollars per carat. It is found in a single mine in Vietnam and is one of the. It is found in a single mine in Vietnam and is one of the few gems that occur naturally. 5.00 Ct Blue Cobalt Spinel || Luc Yen, Vietnam. Spinels from Luc Yen, Vietnam - gem-passion Cobalt Spinel - 0,35 ct - GemStore24 | GemStones and Services From . The best pieces are an intense blue unique in the world of gems. Verified. PLATINUM BLUE SPINEL 1.41CTS MOGOK LOOSE GEM STONE. Spinel is the magnesium-aluminum member of the larger spinel group of minerals with chemical formula . GemologyOnline.com • View topic - Luc Yen cobalt blue spinel. In 2018 bright blue spinels have been reported also in the southern part of Baffin Island (Canada). Why is the Cobalt Blue Spinel so desirable and hunted for by Gem Connoisseurs? 0.16% cobalt oxide), which would likely be high enough to create a weak magnetic response and perhaps contribute some portion to measurable magnetic susceptibility.
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