- Material:
- Mudstone
- Category:
- Siliciclastic, Sedimentary
- Alternative name(s):
- Water of Ayr Stone
- Colour:
- Dark Grey, Black
- Colour variation:
- Place of origin:
- United Kingdom
- Rock Unit Name:
- Geological Age:
- Carboniferous
Notes:
A mudstone in which grains became lightly annealed and hardened through slight heating by an adjacent igneous intrusion. Often used for hearthstones in fireplaces, they were also utilised as whetstones for sharpening tools and razors. Also known as Water of Ayr Stone.References
4358386
scotch_stone
1
apa-annotated-bibliography
50
default
4753
https://stonebuiltireland.com/wp-content/plugins/zotpress/