STONEPEDIA / NATURAL STONE
Penrhyn Heather Blue
Slate · Wales
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GEOLOGICAL REFERENCE REGIONWales
Gwynedd · Penrhyn / Bethesda
53.17°, -4.07° · View on globe ↗What makes it distinct
A historic Welsh slate where exceptional cleavage created roofing, hearth and architectural longevity.
Selection & use
Check cleavage, thickness calibration, flaking and wet slip behavior.
Floors, walls, hearths, roofing and integrated accessories
Cleavage quality and layer stability vary by deposit.
Geology & trade names
Fine-cleaving Cambrian slate
Penrhyn Heather Blue