Biotite (coarse)

 
Sample ID:
PK53221
Origin:
Natural mineral
Chemical Information:
Magnesia-iron-glimmer, KAl2 (AlSi3O10) (OH)2
Sample Type:
Reference material
Description:
Powder sample (250-1000 µ)
History of use:
Since antiquity
Sample Source:
Kremer Pigments
Alternative names:
C.I. Pigment White 20, PW20
Material Class:
Mineral pigments
Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV
Analysis time: 300 s
No filtering, air atmosphere