Agardite-Ce on Quartz Matrix
Agardite-Ce on Quartz Matrix From: Clara Mine, Wolfach, Black Forest, Baden-Württemberg, Germany Credit: Mintreasure.com |
Rich specimen with lots of beautiful acicular crystal sprays of agardite-ce on quartz matrix fom the famous Clara Mine- the type locality for the species.
Agardite-(Ce)
- Formula: Cu₆²⁺Ce(AsO₄)₃(OH)₆·3H₂O
- System: Hexagonal
- Colour: light green, yellowish ...
- Lustre: Sub-Vitreous, Resinous, Silky
- Hardness: 3 - 4