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    • Shijiazhuang Kedahua Imp. & Exp. Trade Co., Ltd. 關(guān)注
      • Vermiculite,Mica,Vermiculite Board,Perlite,Tourmaline
      Floor 19, Ximeiwuzhou Building, Huai'an East Road, Yuhua District, Shijiazhuang, Hebei, China (Mainland)
      查看在易之家共有 1 位雇員

    供應(yīng)
    Rough Raw Uncut Tourmaline
    關(guān)注
    • Brand Name：
      KDH
    • Place of Origin：
      Inner Mongolia, China (Mainland)
    • Model Number：
      KDH141117
    • Gemstone Type：
      Mineral Gemstones
    • Gemstone Color：
      green
    • Gemstone Material：
      tourmline
    • Gemstone Shape：
      Round Brilliant Cut
    • Gemstone Size：
      Iregular
    • Gemstone Weight：
      All kinds
    • Treatments Applied：
      rough material
    • Optical Special Effects：
      Cat's Eye
    • 供應(yīng)能力： 1000 Ton/Tons per Month
    • 港口： Tianjin
    • US $5-10/Kilogram（最小訂單 100Kilogram）
    BaiXueyan
    General Manager
    在線聊天
    Shijiazhuang Kedahua Imp. & Exp. Trade Co., Ltd.
    中國河北石家莊市
    生產(chǎn)公司,貿(mào)易公司
    11-50職員
    出口模式:Have Own Export License
    出口認(rèn)證:Alibaba.com certificated suppler certificate
    主營產(chǎn)品:Vermiculite,Mica,Vermiculite Board,Perlite,Tourmaline
    • 產(chǎn)品描述
    • 產(chǎn)品評價
      詳細(xì)信息
    • Brand Name：
      KDH
    • Place of Origin：
      Inner Mongolia, China (Mainland)
    • Model Number：
      KDH141117
    • Gemstone Type：
      Mineral Gemstones
    • Gemstone Color：
      green
    • Gemstone Material：
      tourmline
    • Gemstone Shape：
      Round Brilliant Cut
    • Gemstone Size：
      Iregular
    • Gemstone Weight：
      All kinds
    • Treatments Applied：
      rough material
    • Optical Special Effects：
      Cat's Eye

    Specifications

    1.Uncut rough raw tourmaline stone in all colors
    2.Delivery:10-15days
    3.Purity:more than 98%
    4.Size:0-10cm
    5.Also powder

    1.Tourmaline Sizes:

    Tourmaline rough: 1cm below, 1-2cm, 2-5cm, 5cm above

    Tourmaline particle: 1-4mm, 3-5mm, 5-8mm, 10-30mesh, 30-60mesh

    Tourmaline powder: 80mesh, 100mesh, 200mesh, 325mesh, 500mesh, 800mesh, 1200mesh, 1500mesh, 2000mesh, 3000mesh, 4000mesh, 8000mesh

    Tourmaline ceramsite: 1-2mm, 2-5mm, 5-8mm, 15mm, 18-20mm, 25mm

    ?

    2.Typical chemical analysis:

    element

    Percent by weight (%)

    SiO2

    37.05

    Al2O3

    29.8

    MgO

    8.05

    CaO

    1.18

    K2O

    0.09

    FeO

    8.33

    NaO2

    1.19

    Cr2O3

    0.22

    B2O3

    10.16

    TiO2

    0.44

    ?

    3.Typical chemical formula:

    (Ca,K,Na,[])(Al,Fe,Li,Mg,Mn)3(Al,Cr, Fe,V)6(BO3)3(Si,Al,B)6O18(OH,F)4

    ?

    4.Typical physical properties:

    Density

    2.82-3.32

    Hardness

    7-7.5

    Crystal habit

    Parallel and elongated. Acicular prisms, sometimes radiating. Massive. Scattered grains (in granite)

    Crystal system

    Trigonal

    Cleavage

    Indistinct

    Fracture

    Uneven, small conchoidal, brittle

    Luster

    Vitreous, sometimes resinous

    Streak

    White

    Specific gravity

    3.06 (+.20 -.06)

    Polish luster

    Vitreous

    Optical properties

    Double refractive, uniaxial negative

    Refractive index

    nω=1.635–1.675, nε=1.610–1.650

    Birefringence

    -0.018 to -0.040; typically about .020 but in dark stones it may reach .040

    Pleochroism

    typically moderate to strong

    Red Tourmaline: Definite; dark red,light red
    Green Tourmaline: Strong; dark green, yellow-green
    Brown Tourmaline: Definite; dark brown, light brown
    Blue Tourmaline: Strong; dark blue, light blue

    Dispersion

    .017

    Ultraviolet

    pink stones—inert to very weak

    Fluorescence

    red to violet in long and short wave

    Absorption spectra

    a strong narrow band at 498 nm, and almost complete absorption of red down to 640nm in blue and green stones; red and pink stones show lines at 458 and 451nm as well as a broad band in the green spectrum

    5.Applications:

    1. High pure tourmaline is the bijou that can be made into jewelry such as necklace bracelet and so on.

    2. It can be used in deodorizing wall paper, floorboard, ceiling board furniture inner wall coasting material and concrete.

    3. Packing material with the function of antibacterial and fresh keeping.

    4. The healthy filling of cigarette filter tip.

    5. Purification materials for water and air.

    6. Additive of toothpaste and cosmetic

    7. Antibacterial coating and is use in electronic equipment and house hold electric.

    8. Made composite ceramic with the function of antibacterial sterilization and deodorization.

    Alibaba Certificate:

    ?

    Tel:86 13722996216

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