Gemstone mines in Steinkaulenberg

Like being in a fairy tale cavern, this is just how you will feel in this gemstone tunnel, the only one of its kind in Europe which is accessible to the public. It’s not just uniquely beautiful agate that can be marvelled at here, but also rock crystals, amethysts, smoky quartz, calcite ... and much more. Furthermore: Gemstone camp, digging areas, geological trail.

ATTENTION: Important information and pandemic-related changes in the opening hours of our attractions can be found here.

Opening times: Open from: 15.03. - 11.15, daily 9 AM - 5 PM (last tour 4 PM)
Prices: Adults €7.00 / groups (from 10 persons) €6.00 / adolescents and schoolchildren from 6 - 16 years €5.50 / classes of schoolchildren €5.00, children under 6 years in groups €4.00
Contact: The gemstone mines in Steinkaulenberg, Im Stäbel, 55743 Idar-Oberstein,
Tel.: 06781-47400, Fax: 980030,,,

These hygiene and protection measures are in force:

Distance rules

  • Cashless payment possible
  • Separations or physical barriers between staff and guests in appropriate areas
  • Distance rules are observed

Hygiene and disinfection

  • Regular ventilation of generally accessible areas
  • Use of cleaning agents that are effective against the corona virus
  • Disinfection of rental equipment
  • Disinfection of often touched objects and surfaces

Contact Tracking

  • Recording of guest contact data at CheckIn, which may be relevant in case of infection - if the guest agrees
  • Retention of duty rosters for four weeks


  • Sensitization of employees to adhere to the minimum distance rules
  • Information of employees on prevention and hygiene measures, correct behavior in case of COVID-19 symptoms or infection
  • Employees wear mouth and nose protection

Security measures

  • Reduced number of participants
  • Personnel follow all local authority safety guidelines
  • Mouth and nose protection for guests available
  • First aid kit available
  • Display with clearly visible Covid19 rules in front of the entrance
accommodation & booking


Tourist Information

Hotline +49(0)6781/64-871

Write to us: Contact