Manganotantalite 3.85 ct Extreme Rare Collector's Gem

Item Information

Dimensions (mm) 8.5 x 6.1 x 3.9mm
Weight (carats) 3.85 carats
Colors
No Treatment

Manganotantalite is an intense red to reddish brown variety of tantalite with a high manganese and low iron composition. Prized for its exceptional dispersion, this mineral yields beautiful faceted gemstones, thanks in large part to its orthorhombic crystal structure. However, faceted gems are very limited in availability.

  • ORIGIN PAKISTAN
  • TREATMENT NONE
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    MANGANOTANTALITE CLASSIFICATION

    • Species Manganotantalite
    • Variety Manganotantalite
    • Red Colors
    • Alternate Names Tantanlite-(Mn)

    & amp nbsp MANGANOTANTALITE CHARACTERISTIC PHYSICAL PROPERTIES

    • Hardness 5.5-6.5
    • Streak Dark Red
    • Specific Gravity 7.73-7.97
    • Toughness Poor
    • Inclusions
    • Luster Vitreous
    • Stability
    • Fracture Uneven, Subconchoidal
    • Cleavage Good, in two directions
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    Pricing & Details

    Bid Increment $1
    Starting Bid $1
    Auction ID 689360
    Watchers 20 watching
    Viewed 2,092 times
    Starts 4th Jul 2020 12:00pm PDT
    Ends 7th Jul 2020 11:57am PDT

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