White Chalk (large piece)

 
Sample ID:
PK12470
Origin:
Mineral; Provenance: Belgium
Chemical Information:
Natural calcium carbonate / CaCO3
Sample Type:
Reference material
Description:
Bulk sample
History of use:
Since antiquity
Sample Source:
Kremer Pigments
Alternative names:
C.I. Pigment White 18, PW18, Biancho Secco, Lime White
Material Class:
Mineral pigments
Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV
Analysis time: 300 s
No filtering, air atmosphere