Shale

Geoarchaeology, Using Earth Sciences to Understand the Archaeological Record, published by Historic England in 2015, defines shale as: ‘laminated sedimentary rock formed of compressed silt and clay.’

Short Guide: Traditional Scottish Brickwork, published, on 1 March 2014 by Historic Environment Scotland, defines shale as: ‘Hard laminated rocks which may be crushed and mixed with water to form a plastic material suitable for brick making. A common material in the making of bricks, particularly common bricks in Scotland from the late 19th century.’

[edit] Related articles

• Agglomeration.
• Aggregate.
• Alluvium.
• Archaeology.
• Calcium carbonate.
• Clay.
• Colluvium.
• English Heritage.
• Historic England.
• Shale gas.
• Silt.
• Soil survey.
• Types of soil.