Cuprite Gemstone Loose 3.39CT
Cuprite Gemstone Loose 3.39CT
About quality
About quality
Please look.
We spend a lot of time on quality checks.
Quality
F: A quality that makes it difficult to see inclusions with a 10x magnifying glass.
VS: Quality that makes it difficult to see the inclusions with the naked eye.
SI: Quality that can be seen with the naked eye * Including fine chips and scratches that are difficult to see with the naked eye and lack of fabric
hue
S: A top-class color for the gem type or a rare color that does not exist in large numbers
A: A quality color that falls within the beautiful or wonderful class of the gem type
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About payment methods
Various credit cards, PAYPAL, Apple Pay, etc. can be used.
about us
about us
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◆◆◆◆For non-Japanese buyer◆◆◆ [With loose certificate] If there is a statement like the above, the product has been inspected in Japan. be attached.
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| 【With Loose Gemstone Identification Report】 A rare gemstone with a magnificent color change! Cuprite 3.39 CT
Cuprite is a rare stone known to those in the know. Its Japanese name is "Akagane-kō" (red copper ore). It is said to contain nearly 90 percent copper and is often a mineral with red crystals. Although it is a mineral that is widely mined globally, it is a secondary mineral found in oxidation zones, so it is not considered a mineral that is mined in large quantities. Due to its high copper content, it is said that "cuprite was one of the main copper-producing minerals" and has been utilized by humans since ancient times. Gem-quality cuprite is extremely rare, and its circulation in the market is very limited. There are several reasons for this, including the scarcity of pieces with a vibrant red color suitable for gemstones, and the extremely high rarity of finding gem-quality crystals that are large enough to be cut. What you are seeing is such a rare, gem-quality cuprite. Under normal conditions, the crystal possesses an adamantine luster, similar to black diamonds, and its sparkling brilliance is impressive. However, when illuminated by a gem light, such as an incandescent lamp, the vibrant red inside reflects beautifully, glowing with a dazzling and vivid color! It is a rare gemstone that even some collectors are unaware of. Why not take this opportunity to add this precious gem-quality cuprite to your collection? |
◇Gemstone: Cuprite ◇Weight: 3.39 CT ◇Shape: Oval ◇Dimensions: 6.25 x 8.37 x 4.93 mm ◇Origin: Congo ◇Hardness: 3.5-4 ◇Quality: -- ◇Hue: S ◇Remarks: With loose gemstone identification report Due to its rarity, there are polishing marks on the reverse side that could not be fully removed. ◇"About the Quality and Hue Notation of Color Stones"

shipping information
For customers in Japan, we will ship from Osaka, where we are located, by Kuroneko Yamato.
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International customers will be shipped by Fedex or DHL.
<our location>
542-0081
3-2-22-202 Minamisenba, Chuo-ku, Osaka
TEL 0120-835-865 (Japanese only)
Notation based on the Act on Specified Commercial Transactions