(91) 91 reviews. Andesine-labradorite is sometimes intentionally traded as 'Oregon sunstone', because sunstone typically has a higher price-per-carat value. ' Andesine is a member of the plagioclase feldspar group, which also includes labradorite and sunstone. Labradorite. "Red Andesine" aka "Red Labradorite" is a variety of feldspar similar in composition to both Labradorite and Sunstone, but with different color and appearance, and, as recently revealed, appears to have been color-enhanced by heat or other treatments not usually LMGEMS. Note – Currently, Andesine price in India ranges between Rs 1,000 per carat ($15 approx.) Favorite. It is green andesine that is more characteristic of feldspar because it lives up to traditional expectations of color play and other special effects for this gem group. So why the hyphenated name? Favorite. Recently, it was proven that the stone is a common variety of the Feldspar Group and it goes through a rigorous coloring process. This gem is listed at 6 to 6.5 on the mohs scale of hardness. (I picked it up this past Thursday) The large stone is set vertically. Sift through our collection of loose gems for the collector on your list. Recently, virtually all of the dealers of this “andesine labradorite” material have changed their original story that all of the material is totally natural and untreated. It raises consciousness and connects with universal energies. LABRADORITE / ANDESINE GEMSTONES . See more ideas about labradorite, gemstones, feldspar. $99.00. Valuation date: 08 Dec 2020Value chart for Andesine. Labradorite gemstone beads make beautiful fiery Labradorite necklaces or Labradorite as focal bead in a gemstone necklace. +$6.95 shipping. It has been a while. Gifts to dazzle & delight for everyone on your shopping list! Our customer service number is 321-332-3308. He is also a Graduate Gemologist (GG) of the Gemological Institute of America (GIA) and has also completed GIA's Graduate Diplomas in Diamonds, Colored Stones and Pearls. Top Rated Seller +C $10.75 shipping. Mongolia; Unknown; China; Congo (the); Brazil; India. $270 $270 . Brand New. It is also discovered in Norway, while the blue, semi-transparent range is found in Finland. Now, most are claiming that the material starts out as yellow labradorite and is heated only to turn the red and green colors. Andesine is a red feldspar gemstone, sometimes with greenish hints and a slight labradorescent effect. It varies from transparent to translucent and from red, orange, and honey yellow, to green. Andesine's value chart will help you evaluate the worth of the gemstone you own, based on its colour, cut, carat weight, and clarity. Labradorite is a naturally dark-colored, semi-precious gemstone from the Feldspar mineral family that exhibits some brilliant internal flashes (called Labradorescence) of peacock blue, coppery red, pale green and gold when light reflects over its surface. Shop Now for Guaranteed Holiday Delivery! Andesine-Labradorite Optical Properties Transparency Transparent - Semitranslucent Refractive Index 1.558-1.570 Birefringence 0.009 Optic Character Biaxial Optic Sign Positive or Negative Polariscope Reaction Doubly Refractive (DR) to Rs 6,500 per carat ($100 approx.) Andesine is relatively brittle and can crack, but can be used in jewelry. and plus. His passion for business and gemstones has led him to become a recognized expert in the field of gemology. Andesine is a type of feldspar silicate mineral that was first discovered in 1841 in Colombia. When it comes to Green Andesine and Colour Change Andesine… Labradorite, a feldspar mineral in the plagioclase series that is often valued as a gemstone and as ornamental material for its red, blue, or green iridescence.The mineral is usually gray or brown to black and need not be iridescent; when used as a gem it is usually cut en cabochon (with a rounded convex surface). We are gemstone wholesaler based in Orlando, FL USA and Thailand. Data valid till: 22 Dec 2020Values in USD per carat; ref. (3,777) 3,777 reviews. 1st Floor 86 Hatton Garden London EC1N 8QQ. About Andesine Labradorite Why buy andesine labradorite gemstones? 0 bids. Original copper orange Andesine Labradorite gemstone $ 80 Add to cart natural gemstone andesine labradorite, smooth pear shape briolette, 8.5 inch full strand, 8x6mm approx size beads, rare gem beads. Natural deposits of andesine exist in the Andes mountains in South America (which it is named after), as well as in France, Germany, Italy, among other locations. $69.99. The lack of proper authentication is one of the challenges when estimating andesine's value. All the members of this group are a mixture of albite and anorthite, with andesine being 50-70% albite and 30-50% anorthite. From shop JRKGemsandJewelry. Andesine Value . And next we have what appers to be a strong indicator of color treatment.> Prices in other countries like USA, UK and UAE depend upon the … Monday -Friday 0800 - 1600 The RI is not proof that andesine is treated by diffusion but it does appear to be a valid method for separating andesine from Oregon labradorite. We are the source of Precious & Semi Precious Gems stone collections including Alexandrite, Tanzanite, Ceylon Sapphire, Aquamarine, Peridot, Spessartine, Tourmaline, Ruby etc. The name Andesine Labradorite is a hyphen of two different stones; Andesine originates from the Andes Mountains, where it was found in stone lava, while labradorite derived from the Labrador province in Canada. Genuine andesine of facetable quality is very rare, and priced accordingly — up to $1,700 per carat for the best examples. Make Offer. This page was last edited on October 24, 2019. I have recently had it set in 14K yellow gold as a pendent. Make Offer. Mar 15, 2019 - Explore alla's board "Andesine labradorite" on Pinterest. clarity = VVS, ref. But the television shopping channel’s supposed Andesine Labradorite is 1.52 to 1.56 RI and is biaxial negative.>

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