psammite การใช้

• The former, named from the locality of Dava between Inverness and Grantown-on-Spey includes the Slochd Psammite and Flichity Semipelite formations.
• The islands lie close to the coast of the Mullet Peninsula but in their geological type, they are composed of quartzite rock like that found on Achill Island and not like that of the Mullet off which it lies, which is composed largely of schists, slate, gneiss and white psammite with a granite deposit at Termon Hill near its southern end.