a slate during the civil war was something you wrote your homework or school work in
it not a slate is a hand hold chalkboard
I think it is either slate or quartz
Shale (a sedimentary rock) transforms naturally into slate (a metamorphic rock) after millions of years of burial deep in the crust under high temperature and pressure. It it not possible to artificially transform shale into slate.
Slate is a foliated metamorphic rock.
Slate and shale have the same make-up. Slate is formed from sedimentary shale by pressure and heat. Wet shale has the same smell that wet slate has.
Alun John Richards has written: 'Welsh slate craft' -- subject(s): Slate industry, History 'A Gazeteer of the Welsh Slate Industry' 'The Slate Railways of Wales' 'Crefftwyr llechi' -- subject(s): Slate industry, History 'Slate quarrying in Wales' -- subject(s): History, Slate industry, Slate, Stone-cutters, Quarries and quarrying
slate
Slate roofs were once very popular. Turkey calls are made from slate. Sinks have been made with slate. Patios, walkways, stones to sharpen knives, even tabletops have been made from slate. Slate is used in buildings, roofs for example, Slate tiles are often used for interior and exterior flooring, stairs etc, and because it is a good electrical insulator and fireproof, it was used to construct early 20th century electric switchboards and relay controls for large electric motors. Fine slate can also be used as a whetstone to hone knives.
Slate was used for countertops, chalkboards, and is still used in roofing and pavers.
Victorian slate boards were mostly used by children in schools. Children used slate boards to learn how to write and spell.
A slate is used for comparing children to because it makes them seem blank.
it not a slate is a hand hold chalkboard
Writing on Slate Boards. If you don't know what a Slate Board is, then I suggest you Google it.
Alan Holmes has written: 'Slates from Abergynolwyn' -- subject(s): History, Slate, Slate industry
building
Slate is a type of rock that is commonly used as a roofing material due to its durability, fire resistance, and natural beauty. Its flat, smooth surface makes it a popular choice for both residential and commercial buildings.
Slate rock is normally used for roof tiles etc.