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Archives: Geoheritage Sites

Arduino’s lithostratigraphical sequence of the Agno Valley

View of the Agno Valley (www.itinerarioenergia.it/).

Cavansham Ferry and Llanstephan Quarries

Cavansham Ferry, River Wye, with “grauwacke” bedrock. On 11 July 1831 Murchison ferried across the pool of calmer water, visible upstream, to 'discover' the Silurian.

Jurassic Coast: Lyme Regis

Triassic-Jurassic boundary, and overlying Blue Lias, Pinhay Bay, west of Lyme Regis in the Undercliffs National Nature Reserve and Jurassic Coast World Heritage Site.

Metamorphic Barrow Zones in Scottish Highlands

Field photograph from the Glen Esk region of the Barrow zones, showing steeply-dipping metasedimentary rocks belonging to the chlorite zone.

Contact metamorphic rocks of Orijärvi

Photo from 1908 taken by Pentti Eskola himself during his field work in the Orijärvi area. As Eskola himself stated in his 1914 publication, the image shows: "Folded layers of limestone intercalated with leptite (now fine-grained paragneiss) and amphibolite. Hepolahdensaari, Orijarvi. The photograph was taken from the West." Note the hammer for scale in the photo (GTK, Vanhatkuvat / GTK, old photographs).

Durbuy Anticline

The wonderfully exposed Durbuy Anticline in the medieval town of Durbuy was first described in 1807 by the famous Belgian geologist Jean-Baptiste-Julien d'Omalius d'Halloy.

Vesuvius volcano

Aerial view of Monte Somma and Vesuvius cone (photo by J.C. Tanguy).

Scheibenberg lava flow

Massive basalt columns at an abandoned quarry at the Scheibenberg. The columns are some 30 meters long. The basalt was quarried until 1936.

Montagne Pelée volcano

Montagne Pelée, active volcano in Martinique Island (© Cyprien Lesage).

Oligocene Laccoliths and Sedimentary Rock Domes of the Henry Mountains

The diorite porphyry laccolithic intrusion of Mount Hillers, southern Henry Mountains, Utah, is surrounded by upturned beds of strata and interleaved diorite sills dipping 75°–85°.
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IUGS Zumaia Declaration
  • About
    • • Organization chart
    • • Objetives
    • • Terms of reference
    • • Annual reports
  • Projects & News
    • Projects
    • Events & News
  • Publications
  • IUGS Zumaia Declaration
  • Geoheritage sites
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    • • Definition / Standards
    • • Designations
  • Geoheritage stone
    • • Subcommission on
    • • Definition / Standards
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  • Geo-collections
    • • Subcommission on
    • • Definition / Standards
    • • Designations
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