Slate is fine sedimentary mud that has been subjected to immense pressure over a very long time.
Slate is the type of rock to make blackboards.
A metamorphic rock.
The process is called Metamorphosis of Rocks. When the slate goes under the conditions of high pressure and heat it changes to schist or gneiss. Type of slate decide whether it gonna be schist or gneiss.
Slate is a low-grade metamorphic rock.
Slate. Slate is a low grade metamorphic rock derived from shale or mudstone.
Slate is the type of rock to make blackboards.
Slate is smooth
A metamorphic rock.
The most usual protolith of slate is the sedimentary rock shale.
Slate is a natural product found in the ground. A type of rock.
A heterogeneous mixture.
A metamorphic rock.
slate
sandstone
phyllite is a metamorphic rock somewhat like slate and schist
Sedimentary rock, such as limestone, chalk, slate and sandstone.
no slate is an igneous rock