• Manager£ºJiujun Li
  • Mobile£º+86-13903119840
  • Phone£º+86-0311-88708888
  • Fax£º+86-0311-88709840
  • E-mail£º86234885@163.com
  • Skype£ºsjz139
  • MSN£ºsjz139@hotmail.com
  • Address£ºYuhua District In
  •       Shijiazhuang No.68 Road
  •       side (b plant North)

chemical analysis of tourmalin

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

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