High Efficiency Hot Sale Anionic Powder Used For Cigarette tourmaline Powder Tourmaline Powder For M

Size:
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
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
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
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
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.
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