Concentrated regulus
- Made:
- before 1889
Concentrated regulus, "Spurstein," after two roastings, Sangershausen Copper Works
Details
- Category:
- Metallurgy
- Object Number:
- 1889-164/702
- type:
- specimen
- credit:
- John Percy Collection
Concentrated regulus, "Spurstein," after two roastings, Sangershausen Copper Works