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Natural African Malachite Stone (Danaamal) 14.02 Carat (15.41 Ratti) Oval Cabochon - View #1

Natural African Malachite Stone (Danaamal) 14.02 Carat (15.41 Ratti) Oval Cabochon

SKU: TSGTL2600

₹2,103
Certified Natural African Malachite Stone (Danaamal) weighing 14.02 Carat (15.41 Ratti) in an exquisite oval cabochon. 100% natural, unheated, Earth-mined basic copper carbonate displaying signature concentric green banding. Accompanied by an independent accredited gemological laboratory certificate.
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Gemstone & Physical Specifications

Verified gemological characteristics and certified measurements.

Weight
14.02 Carat (≈ 15.41 Ratti)
Shape / Cut
Oval Cabochon
Treatment
Un-Heated & Un-Treated
Transparency / Clarity
Opaque
Hardness
3.5 - 4.0 on the Mohs Scale
Specific Gravity (S.G.)
3.60 - 4.05
Conclusion / Identification
Natural Malachite Stone
Dimensions
14.00 x 11.00 x 8.00 mm
Origin
African (Congo)
Color
Vibrant Green with Concentric Banding
Species / Mineral
Natural Malachite
Refractive Index (R.I.)
1.655 - 1.909 (Spot ~1.65)
Fluorescence
Inert

Detailed Product Description

Natural African Malachite Stone (Danaamal) – 14.02 Carat (15.41 Ratti)

This Natural African Malachite Stone (traditionally known in Indian trade as Danaamal or Dana Firang) weighs exactly 14.02 Carats (15.41 Ratti). Cut and polished into a smooth, high-grade Oval Cabochon, this Earth-mined gemstone displays vivid emerald-to-forest green banding with characteristic undulating concentric swirls and a smooth, silky luster.

Mineralogical Identity & Physical Constants: Malachite is a basic copper carbonate hydroxide mineral with the chemical formula Cu2CO3(OH)2, crystallizing in the monoclinic system. As an idiochromatic mineral, approximately 57% of its weight is elemental copper, which produces its rich green pigmentation naturally without artificial enhancements. Under gemological testing, it displays a spot refractive index of ~1.65 to 1.90 (showing high carbonate birefringence blink), a dense specific gravity of 3.60 to 4.05, and a Mohs hardness of 3.5 to 4.0. Its concentric bands form organically in copper-rich oxidation zones through botryoidal and stalagmitic mineral deposition over geological epochs.

Cultural & Traditional Context: Revered across thousands of years from ancient Egyptian and Greco-Roman lapidary to traditional Indian gemology, Malachite is admired for its striking ornamental beauty and organic curved patterns. Traditional customs suggest mounting Malachite in Sterling Silver (925 Silver), White Gold, or Panchdhatu as a pendant resting near the chest or as a signet ring on the little finger (Kanishtha) or middle finger of the non-dominant hand.

Please Note: Ratna Gems shares these historical, cultural, and traditional details solely for educational awareness. We sell all gemstones strictly on the basis of verified physical authenticity, mineral quality, and accredited laboratory certification, and make no astrological, metaphysical, or curative claims.

Frequently Asked Questions

Is this Malachite (Dana Firang) gemstone 100% natural and untreated?
Yes. This gemstone is guaranteed 100% Earth-mined, natural basic copper carbonate hydroxide (Cu2CO3(OH)2). It has not undergone any chemical stabilization, dye injection, resin filling, or heat treatment, retaining its organic concentric banding and velvety green hues.
How can I distinguish genuine Natural Malachite from synthetic or plastic imitations?
Natural Malachite is a dense copper mineral with a specific gravity of 3.60 to 4.05, making it feel distinctly heavy and cold to the touch. Synthetic imitations made of polymer clay, resin, or plastic feel lightweight, warm up quickly, and exhibit rigid, unnaturally uniform black-and-green stripes. Real Malachite displays organic, fluid, undulating concentric bands and fibrous growth textures.
How does Carat weight compare to traditional Ratti for this stone?
This gemstone weighs 14.02 Carats, corresponding to 15.41 traditional Sunari Ratti (1 Carat = 200 mg; 1 Sunari Ratti ≈ 0.91 Carats). Both measurements are certified on your official laboratory test report.
How is the authenticity and laboratory certification of this Malachite stone verified?
Every Malachite gemstone includes an independent accredited gemological laboratory testing report verifying natural malachite identity, dimensions, refractive index (~1.65), specific gravity (3.60–4.05), and untreated status. If you specifically require an additional report from GII, IGI-GTL (IIGJ), or GIA, you can select it directly from the certification dropdown on this product page upon request (official laboratory testing fees apply in advance on a non-refundable basis).
How should Natural Malachite be cared for and cleaned in jewelry?
With a Mohs hardness of 3.5 to 4.0 and chemical vulnerability to acids, Malachite requires gentle care. Wipe exclusively with a soft, dry or slightly damp lint-free cloth, and pat dry immediately. Never soak in water, and never expose to ultrasonic machines, steam cleaners, household acids (vinegar, lemon juice), or harsh detergents. Store separately in a soft pouch.

More from Malachite Stone

Customer Reviews

Verified feedback across our certified Malachite Stone collection. Because each natural gemstone is rare and one-of-a-kind, reviews reflect genuine patron experiences with this gemstone family.