Mineral sample 020 (ERSC 1P01)
Rotating view:
Static image (click to enlarge):
Streak: Some of the powder of the mineral is left on the streak plate (H=6.5) . You can click on the picture to expand it.
​Hardness:
This sample does not scratch Quartz. This sample does scratch Apatite.
Acid Test:
This sample does not react to 10% HCl acid
