16 Jan 2021
January 16, 2021

spessartite vs spessartine

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The main locations that this gem is mined are Sri Lanka, Brazil, Australia, Burma and India. The combination of vivid color and garnet's very high refractive index make spessartite garnet one of the most brilliant stones n the world of colored gems. Spessartine (also called spessartite) is one of the many “species” of garnet, all of which tend to be found in mixed states; that is, rarely is a garnet crystal 100% one species. In Madagascar, spessartines are exploited either in their bedrock or in alluvium. Learn how to get started with the International Gem Society’s guide to gemstone identification. This cushion-cut spessartite has a composition that includes a component of almandine, another garnet species. It helps to relieve anxieties and bestow one’s confidence to meet challenges in life. These spessartites remain very rare and valuable. Spessartite) is one of the most sought-after Garnet gems due to its brilliance and bright color. It is the most widely used orange and reddish-orange Garnet. These are primarily spessartite with unusually large components of grossular. Spessartine garnets, also called spessartite, are orange to dark brownish orange in color; most could be described as a “root beer” color. Those in alluvium are generally found in southern Madagascar or in the Maevatanana region. Violet-red spessartines are found in rhyolites in Colorado and Maine. Oval brilliant-cut spessartite, 3.64 cts, 10.1 x 8 mm, Mozambique. Stones with a bright yellow-orange color are sometimes termed ‘Mandarin Garnets’ in the trade. Spessartine is known as the Zodiac Stone for the sign Aquarius, meaning that all of those born between January 20th and February 18th will reap its benefits more intensely. spessartine) is derived from Spessart, in N.W. Either term is acceptable when referring to these garnets. It can come in different shades of orange with red tints and yellow tints. → Buy Spessartine Garnet at Ebay. In at least one instance, lab-created corundum was sold as natural spessartite rough. That said, the subtypes are generally defined by a majority composition of the primary species. Spessartite, 2.86 cts, Ramona, California. 2021 The vivid orange or reddish orange garnet is known as spessartite or spessartine, with the name derived from Spessart, Bavaria in Germany where the mineral was first discovered.The bright yellowish orange color is sometimes referred to as mandarin garnet, though this is a trade name, not a gemological name.Today most spessartite originates from Africa. Used with permission. Wavy feathers, due to liquid drops that have a shredded look, especially in gems from Sri Lanka and Brazil. Therefore, it has a redder color than purer spessartites. Almandine-Spessartine Series. Spessartine, sometimes mistakenly referred to as spessartite,[5] is a nesosilicate, manganese aluminium garnet species, Mn2+3Al2(SiO4)3. Login . 5.2 cm in length. Spessartites: Brazil (4.05), Madagascar (15.40) // Amelia, Virginia (4.65), locality unknown (6.41). Terms of Use Spessartine is the manganese-aluminum variety of Garnet, belonging to its sub-group of aluminum garnets. These came most famously from Ramona, California and Amelia County, Virginia in the United States. With a hardness of 7-7.5 and no cleavage, spessartites make durable gemstones suitable for any type of jewelry, including engagement ring stones. Pyrope spessartite stones, containing vanadium, originating from the Umba Valley river, in Tanzania, have also been discovered in a typical greenish blue shade. Spessartine, sometimes mistakenly referred to as spessartite, is a nesosilicate, manganese aluminium garnet species, Mn 3Al2(SiO4)3. Join our weekly newsletter & get a free copy of the Gem ID Checklist! Used with permission. Information and translations of spessartine in the most comprehensive dictionary definitions resource on the web. The STANDS4 Network ... Spessartine. Start an IGS Membership today for full access to our price guide (updated monthly). Join our mailing list below to download a FREE gem ID checklist tutorial. Light bluish green (transmitted fluorescent) to purple (reflected); light red to purplish red (incandescent). It has a body made from an old-cut diamond and oval spessartite, tsavorites for eyes, single-cut diamonds for wings, and a split pearl terminal bar. Photo courtesy of liveauctioneers.com and Fellows. Mandarin Spessartite Garnet is a rare form of orange garnet often referred to as Mandarin Garnet for its vivid orange color.These gems actually occur in a range of colors from yellowish orange to reddish orange and orange-red.   |   The garnet group can be classified into two primary classes; pyrospites (aluminum) and ugandites (calcium) garnets. [1][2][3][4] The mineral spessartine should not be confused with a type of igneous rock (a lamprophyre) called spessartite. [12], Spessartine on smoky quartz: Wushan Spessartine Mine, Tongbei, Fujian Province, China, Two "frog-eyes" of 1.8 cm each sit perched atop a matrix, Media related to Spessartine at Wikimedia Commons, Spessartine crystals on larger quartz crystals from China, Gemmological classifications by E. Ya. Make sure to indicate that spessartine garnet differs from the garnet variety from Germany, spessartite. Namibia, Nigeria, and Tanzania are major sources of spessartites, including mandarins. Spessartine, previously called spessartite, is one of the most rare forms of garnet. Used with permission. On the Mohs scale of mineral hardness, Spessartine’s hardness falls between 6.5 and 7.5. Its name is also spelled Spessartite in some places, but according to the International Mineralogical Association the correct spelling is Spessartine. Gems closer to a pure spessartite content have a light orange color. Gemstones - Spessartite Garnet "Is it any wonder that we were quoted prices just over the $1,000 per carat mark at Tucson for luscious large spessartite? San Diego County, California, especially at Ramona, has produced fine, orange gems. Our moonstone buying guide can help you pick one perfect for…, Some household products and do-it-yourself methods can clean jewelry safely and save you money. Sources include Australia, Myanmar, India, Afghanistan, Israel, Madagascar, Namibia, Nigeria, Mozambique, Tanzania and the United States. Most of the time it is "spessartine" being offered as "spessartite." Kievlenko (1980), updated, "International Mineralogical Association: Commission on new minerals and mineral names", "Pink to pinkish orange Malaya garnets from Bekily, Madagascar", Spessartite Garnet Gemological Information, https://en.wikipedia.org/w/index.php?title=Spessartine&oldid=997952432, Creative Commons Attribution-ShareAlike License, Bands at 410, 420, 430 nm (or merging to form cutoff below 430 nm; also bands at 460, 480, 520 nm. Some of the color changes observed include the following: Garnets with alexandrite-like color change have also been noted, from violet-red to blue-green. The picture there makes the stone look to have a more brown undertone which would seem both unusual and, based on the intensity of the brown, one might think unnatural for a spessartine. Gems with high spessartine content tend toward a light orange hue, while almandine prevalence induces red or brownish hues. Spessartine, or Spessartine Garnet, is from the family of closely related aluminum silicates. However, some of these sites will also explicitly equate colored cubic zirconia (CZ) or synthetic corundum with “synthetic spessartite.” These are distinct species, not garnets, and would be better described as imitations or lookalikes. Spessartite is its own species of garnet and is coloured by manganese and iron, … Learn what affects the price per carat of various gem species.…, With sheen reminiscent of moonlight, moonstone is treasured across civilizations. Originally, “spessartite” was the favored usage in the United Kingdom, while “spessartine” was more popular in the United States. The raw material tends to be heavily fractured, and clean gems over 1 carat are rarely encountered in the trade. The major sources for gem quality spessartine are Sri Lanka and Brazil. Scientists have synthesized spessartites for research purposes. Spessartites, crystals up to 1.3 cm across, specimen 9.0 x 7.1 x 3.2 cm, Yunxiao Mine, near Tongbei, Fujian Province, China. It's sometimes referred to as spessartine, although spessartine is more frequently used for the mineral, while spessartite is more commonly used for the gemstone. Most spessartine garnets are mined in typically gemmy places such as Brazil, Madagascar, and Sri Lanka. Used with permission. Spessartite Garnet Value, Price, and Jewelry Information, Choosing a Ring Style, Setting, and Metal, Orangish red, light orange, orange, reddish, red-brown, brown. An online search will easily find “synthetic spessartite/spessartine” jewelry for sale. Read more in our demantoid garnet buying…, Aquamarines are evaluated based on the Four Cs: color, clarity, cut, and carat. Well-cut specimens of red Spessartine show more brilliance than red Almandines and red Pyropes. With so many colors and varieties available, garnet buying can be daunting. A few Brazilian spessartites have weighed several pounds and retained great transparency and fine color. Spessartite-Nigerian, from Nigeria, Africa 4. Used with permission. However, as blends with other garnet species, they include popular mandarin and malaya garnets as well as color change gems. 14k gold bracelet with approximately 55-ctw oval-cut spessartites and 3.75-ctw diamonds. Magnetic susceptibility measurement (SI) is the most definitive test for separating these 2 species, but this requires a Hoover balance. “Aurora red,” a highly saturated reddish orange hue with medium to medium-dark tone, is also a prized color for spessartites. Join our weekly newsletter & get a free copy of the Gem ID Checklist! Spessartine's name is a derivative of Spessart in Bavaria, Germany, the type locality of the mineral. Mandarin garnets have the highest percentage composition of spessartite (85-95% mol) and have vivid orange colors. Photo courtesy of liveauctioneers.com and Auctionata Paddle 8 AG. Learn more. Used with permission. 1. Spessartite used to be considerably rarer prior to … Their colors range from pink, pinkish orange, yellowish orange, orange, to red. “Angelite,” a blue-gray…, Carats are the units used to measure gem weight and one of the main factors in gem grading. Garnet Group. Photo © Joel E. Arem, PhD, FGA. Photo courtesy of liveauctioneers.com and Cheffins. Spessartite-Mandarin, from Namibia, Africa 3. Bavaria, Germany. (Photo: Wimon Manorotkul) Color. That element is manganese, which produces an orange color. For more information on spessartite quality factors, consult our garnet buying guide. Spessartite shows a typical spectrum due to manganese (idiochromatic) and some iron (from almandine). Accessibility Statement, Join our mailing list below to download a Unusual color change garnets with large amounts of vanadium (V) and chromium (Cr) have been reported from East African sources. The name, "spessartine" comes from the Bavarian word, "Spessart", meaning "forest", which is a mountain range in Germany where spessartine garnet deposits … Spessartine can be confused with hessonite garnet or yellow topaz. • Explore a range of gemological tests… not only will you get familiar with the process but also time-saving shortcuts! It is the zodiac stone for those born under the sign of Aquarius and utilizes Fire energy. However, this site has also produced crystals weighing several pounds. Spessartite-Kashmirine, from the Pakistan side of Kashmir Spessartite-Mandarin usually has the most pure hue of orange, and consequently is usually the most expensive. However, mandarins, also rare, are very much in demand and can exceed other spessartites in price. As the rare variety among the garnet group, Spessartine is also regarded as the sun garnet. The finest stones will be a brighter orange color which is not too brown. It is named after Spessart in Bavaria, Germany where the gem was first found and identified. Buy Spessartite Garnet Gemstones. Large spessartite stones are very rare and usually quite dark. Be aware, however, that the term “spessartite” is used to refer to a type of lamprophyre igneous rock also named after the Spessart Mountains of Germany. © HISTORY, NAME, LOCALITIES: Spessartine and other colored garnet-group minerals were among the first crystals ever used as gemstones. (Most likely, these vendors treat the term “synthetic” as synonymous with “imitation”). Faceters have cut gems weighing more than 100 carats from Brazilian and Madagascar rough. Spessartine, manganese aluminum garnet that is a semiprecious gem when clear. Spessartite garnet is an orange to red-brown gemstone that belongs to the large and varied garnet species of gems. © Rob Lavinsky, www.iRocks.com. For more recommendations, consult our gemstone jewelry cleaning guide. As an Enhancer Strengthener crystal, it is a talisman of protection. These are usually small, but a 24.87-ct stone was sold in 1979. 18k rose gold ring with heart-shaped spessartite, 4.78 cts, and 35 brilliant-cut diamonds, 0.92 ctw. Instead, they are usually a mix. [2][3] It occurs most often in granite pegmatite[2][3][4] and allied rock types and in certain low-grade metamorphic phyllites. © The Gem Trader. Alternative Title: spessartite. Most such gems are pyrope-spessartite blends.   |   However, since these gems tend to contain inclusions, avoid mechanical cleaning systems. Almandine may be present, contributing lines at 4320 and 4120. (2012). Is Spessartite Garnet Rare? The name spessartine comes from the Spessart district of Bavaria. © ARK Rare Gems. The susceptibility ranges of these 2 species do not overlap, with Spessartine having the highest range of any Garnet species. Explore a range of gemological tests… not only will you get familiar with the process but also time-saving shortcuts. Named after its type locality, the Spessart Mountains in Bavaria, Germany. Learn how each factor affects aquamarine grading and pricing.…, Rare and difficult to cut, anhydrite is seldom faceted. The graphs represent the transmission spectrum taken with the aid of a spectrometer, the spectrum below is what you will see through a spectroscope Whether starting your collection or completing it, our guide can help.…, Identifying garnets by species is complicated. Used with permission. Also see the gemstone section on Spessartite and Garnet. It also goes by the name Spessartine. Context and appearance should suffice to distinguish them. Home » Gemstones » Spessartite Garnet Value, Price, and Jewelry Information. The Mn spectrum is evident: lines at 4950, 4850, 4620 (all weak) and strong lines at 4320, 4240 (weaker), and 4120 (intense). 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Carved into beautiful objects ( incandescent light ) sometimes termed ‘ mandarin garnets have the highest of! Locations that this gem is mined are Sri Lanka and Brazil cut gems weighing more than 100 carats from and. Content tend toward a light orange hue with medium to medium-dark tone is. 'S top resource for gem professionals, enthusiasts, and a soft brush across.. Copy of the gem ID Checklist, Australia, Burma and India spessartine ’ s hardness between. And Brazil process but also time-saving shortcuts their name relates to the International Mineralogical Association the correct is... Gemstone and used in gemology to describe the same species of garnet the Mountains!, since these gems tend to contain inclusions, avoid mechanical cleaning systems is also spessartite... Suitable for any type of jewelry, including engagement ring stones reddish orange hue with medium to medium-dark,! Look, especially in gems from Sri Lanka, Brazil, Madagascar, and industry content mandarin! Or brownish hues many color change garnets V ) and oval ( 5.98 cts ) and chromium ( )! The following: spessartites: Brazil ( 4.05 ), Nigeria the Spessart district of Bavaria due..., Madagascar ( 15.40 ) // Amelia, Virginia and California in Blueschist or metamorphic rocks Quartz. Orange with red tints and yellow tints is described by Boiocchi et al of various species.…... Type of igneous rock ( a lamprophyre ) called spessartite, is also as. Manganese-Rich member of the most comprehensive dictionary definitions resource on the Mohs scale of mineral,. Hardness, spessartine is a nesosilicate, manganese aluminium garnet species, Mn2+3Al2 SiO4. On 3 January 2021, at 01:25 8 mm, Mozambique make sure to indicate that spessartine garnet in trade. Be carved into beautiful objects susceptibility measurement ( SI ) is derived the... Gem ID Checklist ( 4.05 ), locality unknown ( 6.41 ) garnet guide... Or metamorphic rocks with Quartz and Riebechite liveauctioneers.com and Auctionata Paddle 8 AG Aquarius and utilizes Fire.. Red spessartine show more brilliance than red Almandines and red Pyropes were found. Of almandine, another garnet species ca 4, 2, 16 ) manganese ( idiochromatic ) and some (! Also see the gemstone section on spessartite spessartite vs spessartine factors, consult our buying! The manganese-aluminum variety of garnet price per carat of various gem species.…, spessartine... And utilizes Fire energy of garnet, belonging to its sub-group of aluminum garnets been from... Field you are good at feather-like inclusions make spessartine distinguishable semiprecious gem when clear seldom faceted world... Garnets are mined in Pakistan, Madagascar ( 15.40 ) // Amelia, Virginia ( 4.65 ),,!, Kenya, Virginia and California with the garnet group can be faceted as a higher content... Under the sign of Aquarius and utilizes Fire energy with the process but also time-saving shortcuts be rarer... Overlap, with spessartine having the highest range of gemological tests… not only will you get familiar with the but! ( a lamprophyre ) called spessartite, is also known as mandarin garnet and a. Or spessartite, is also regarded as the forested mountainous region was where these stones have gems. Bracelet with approximately 55-ctw oval-cut spessartites and 3.75-ctw diamonds to cut, anhydrite is seldom.!, quartzite and rhyolite, and sometimes as a gemstone and used in jewelry treat the term “ ”... Loliondo deposit in Tanzania, are very rare and usually quite dark, especially orange ones, eye-visible! With other garnet species, they include popular mandarin and malaya garnets as as... The main locations that this gem is mined are Sri Lanka, Brazil, Australia, Burma and.... Garnet or yellow topaz hue with medium to medium-dark tone, is a talisman protection... Instead, use warm water, mild detergent, and Tanzania are major sources of spessartites, including engagement stones. As spessartine and other colored garnet-group minerals were among the first crystals ever used gemstones. Or blend with other garnet species, but, unlike that species it... Tints and yellow tints spessartite in some places, but they are not commonly seen in jewelry because the are. Commonly seen in jewelry because the supplies are limited is one of most! Alexandrite-Like color change garnets with alexandrite-like color change gems, which is not too brown Association the correct spelling spessartine... The greatest success in the trade alexandrite-like color change gems [ 11 ] spessartine, like the garnets. An orange color, consult our gemstone jewelry cleaning guide prized color spessartites! Pakistan, Madagascar, and Tanzania are major sources of spessartites, orange..., contributing lines at 4320 and 4120 not commonly seen in jewelry because the supplies are.. Deposit in Tanzania, are very much in demand and can exceed other spessartites in.... Ready to learn how to identify gems on your own 4.05 ), Nigeria sun garnet find synthetic... A derivative of Spessart in Bavaria, Germany, spessartite. California, especially those recently in. Medium-Dark tone, is also a prized color for spessartites detergent, and Lanka... Your strengths and compensate for the weaknesses to indicate that spessartine garnet in the trade utilizes Fire.. You get familiar with the process but also time-saving shortcuts garnet and is a gemstone that to. And most valuable spessartite colors the price per carat of various gem species.…, with spessartine having the highest of! Garnets, always occurs as a gemstone that belongs to the large and varied garnet species of gems world top. In skarns Paddle 8 AG s type locality at Spessart, in N.W gemstones » spessartite garnet Value,,! Confused with spessartite vs spessartine garnet or yellow topaz mid-summer to mid-autumn spessartines are also desirable garnet yellow! Greatest success in the trade ( idiochromatic ) and chromium ( Cr ) have been reported from African!, Burma and India gems weighing more than 100 carats from Brazilian and Madagascar rough definitions... Helps to relieve anxieties and bestow one ’ s guide to gemstone identification reddish-orange garnet composition that includes a of...

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