Authenticity guarantee
We offer natural crystals untreated. Where a piece has been cut, polished or mounted on a base, this is stated.
Frequent questions
- Are the crystals genuine?
- Yes. We deal exclusively in natural minerals. Treatments, where present, are stated.
- Do I receive a certificate?
- For collector pieces and commissioned work we issue documentation. The exact scope will be defined before publication.
- Are colours altered?
- No. We do not dye minerals. In photography we reproduce colour and structure as the piece actually appears.
Placeholder text — the binding details will be supplied by Mineralienzentrum before publication.
