Bideford Black

 
Sample ID:
PK12440
Origin:
Mineral; Provenance: North Devon, England
Chemical Information:
Very black, carbonaceous mineral
Sample Type:
Reference material
Description:
Powder sample (0-80 µ)
History of use:
Mined as a pigment until 1969
Sample Source:
Kremer Pigments
Alternative names:
C.I. Pigment Black 8; Vegetable Black
Material Class:
Carbon-based pigments
Acquisition Conditions:
Current intensity: 10.60 µA
Tube voltage: 40 kV
Analysis time: 300 s
No filtering, air atmosphere