A slate rock is a fine-grained, foliated rock composed of clay and volcanic ash.
The mineral gneiss is a foliated rock. it comes in many shades of colors. Also it has many wavy grooves known as bands.
Schist a metamorphic rock is wide flat rock. It consist of many minerals such as minerals include micas, chlorite, talc. A schist can display crystals too.
You can find metamorphic rocks in the Earths crust.
Also known as "rock picks" and "hard-rock hammers". These are most often used by geologists working in areas of igneous and metamorphic rocks.
Crack hammers Also known as a hand sledge. Heavy hammers to break difficult rocks.
Hand lens are used to see by geologist to see if there are crystals, other minerals or fossils present in the rock.
A rock chisel is a tool used for rock and mineral finding. They use it to scrap out debris from the mineral to help identify it.