REVIEWED LOCATION

Rupnica Geological Monument — Columnar Rhyolite Viewing Rockhounding Status & Field Guide

Croatia’s first geological monument, protected since 1948, exposes distinctive columnar-jointed rhyolite in Papuk. The explorer keeps this famous outcrop as a viewing geosite rather than implying that protected columns may be sampled.

Protected / viewing statusVery high evidenceviewpoint map precisionCurrent review cycle freshness
Important: Protected geological monument: observe, photograph and learn—do not remove rock.

What is here

columnar-jointed albite rhyolite volcanic rocks

Materials / interest: Rhyolite, Volcanic Rock

Collecting and access

Protected geological viewing and education only; no specimen-removal right is represented.

Use the Rupnica geological educational trail and established visitor access.

Detailed status
viewing
Permission
Not flagged
Permit
Not flagged
Fee
Not flagged
Guide
Not flagged
Booking
Not flagged
Surface collecting
no
Hammering
no
Digging
no

Safety

Uneven rocky terrain; do not climb or hammer exposed columns.

Review status

Access reviewed: 2026-09-13 · Sources reviewed: 2026-09-13 · Next scheduled review: 2027-09-13.

Recheck access, closures, permissions and current source instructions before field travel.

More reviewed places in Croatia

Papuk UNESCO Global Geopark — Geo Info Centre VoćinZrinski Mine, Medvednica — Guided Silver/Galena HeritageBarać Caves — Protected Karst & Pleistocene Fossil ViewingCape Kamenjak — Dinosaur Footprints / Protected ViewingVeternica Cave — Protected Guided Geology / No Collecting

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