Claystone Collection

GEOLOGY: K-T boundary Sample of the K-T boundary claystone from the Sussex locality, Wyoming, USA
FG-ea-733 GEOLOGY: K-T boundary - Sample of the K-T boundary claystone from the Sussex locality, Wyoming, USA Sample is 18 mm thick

Medieval bowl made from volcanic rock
5304671 Medieval bowl made from volcanic rock.; (add.info.: Icelandic Medieval, stone bowl shaped from the volcanic rock, used for grinding claystone of various colours)

Medieval stone grinder
5304670 Medieval stone grinder.; (add.info.: Icelandic Medieval, stone grinder used for grinding claystone of various colours, probably for use in dyeing and painting.); Universal History Archive/UIG

Septarian concretion or Septarian Nodule in claystone, close-up

Church of St Mary Magdalene Boddington Gloucestershire UK
MAB-1291 Church of St Mary Magdalene Boddington Gloucestershire UK Mark Boulton contact details: prints@ardea.com tel: +44 (0) 20 8318 1401

Celtic Cross - covered in lichens Church of St Mary Magdalene Boddington Gloucestershire UK
MAB-1294 Celtic Cross - covered in lichens Church of St Mary Magdalene Boddington Gloucestershire UK Mark Boulton contact details: prints@ardea.com tel: +44 (0) 20 8318 1401

GEOLOGY: K-T boundary K-T boundary Sussex locality, Wyoming, USA. The ruler
FG-ea-736 GEOLOGY: K-T boundary - K-T boundary Sussex locality, Wyoming, USA. The ruler and brush rest on the top of the K-T boundary layer

GEOLOGY: K-T boundary Close-up of the K-T boundary claystone layer at the Sussex locality, Wyoming, USA
FG-ea-732 GEOLOGY: K-T boundary - Close-up of the K-T boundary claystone layer at the Sussex locality, Wyoming, USA At bottom of the image is the mudstone of the Lance Formation (Cretaceous)

GEOLOGY: K-T boundary The K-T boundary claystone layer at the Sussex locality, Wyoming, USA
FG-ea-731 GEOLOGY: K-T boundary - The K-T boundary claystone layer at the Sussex locality, Wyoming, USA At bottom of the image is the mudstone of the Lance Formation (Cretaceous)

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Discover the fascinating world of geology through the lens of claystone. Witness the fragile, laminated carbonaceous layer at the K-T boundary in Wyoming, USA, a testament to the cataclysmic event that marked the end of the Cretaceous period. Observe the intricate septarian concretions found in claystone, formed through the replacement of interstitial sediment by calcite. Marvel at the Celtic Cross-covered Church of St Mary Magdalene in Boddington, Gloucestershire, UK, standing proudly amidst claystone formations. Delve deeper into the earth's history as we explore the K-T boundary claystone layer in Wyoming, marked by the tip of the hammer, and contrast it with the mudstone of the Lance Formation below. Appreciate the beauty and complexity of claystone, a testament to the power and wonder of the natural world.