product

Muscotive(silver?mica,?white?mica)

Chemical?formular

Kal2(Si3AlO10)(OH.F)2

Chemical?composition

SiO2:45.2%,?Al2O3:38.5%,?K2O:11.8%,?H2O:4.5%,?Na,?

Ca,?Mg,?Ti,?Cr,?Mn,?Fe,?F:a?little

specification

6-10,?10-20,?20-40,?40-60,?60-80,?80-100,?150,?200,?325,?

400,?600,?800mesh?or?as?per?client’s?request

appearance

colorless?&?transparent,?but?most?of?them?is?contaminated?

with?green,?brown,?yellow?or?pink?etc.,?glassy?luster,?

cleavage?surface:pearly?luster

transparency

71.7-87.5%

Moh’s?hardness

2-2.5

elasticity

(1475.9-2092.7)x106Pa(15050-21340kg/cm2)

exfoliation

About?10

product

phlogopite?(Golden?mica)

Chemical?formular

KMg3(AlSi3O10)(F,OH)2

Chemical?composition

SiO2:38.7-45%,?Al2O3:10.8-17%,?K2O:7-10.3%,

MgO:21.4-29.4%,?H2O:0.3-4.5%,?Na,?Ti,?Mn,?Fe,?F:a?little

specification

6-10,?10-20,?20-40,?40-60,?60-80,?80-100,?150,?200,?325,?

400,?600,?800mesh?or?as?per?client’s?request

appearance

Yellow,?brown,?dark?brown?or?black,?glassy?luster,?cleavage?

surface:pearly?luster?or?submetallic?luster

transparency

0-25%

Moh’s?hardness

2.78-2.85

elasticity

(1394.5-1874.05)x106Pa(14220-19110kg/cm2)

exfoliation

5-10