Can be easily cut and polished and used for filreplaces and gravestones
The particles are compressed and cemented together
Hardness
Igneous
Its colour is usually brown to red
Energy source: uranium, coal, oil and gas
Metal Ores: Iron, copper, lead and zinc
Colour
Texture (how they feel)
Mineral Content
A slow cooling Igneous Rock
Building material: stone and sand
Fossils can be found from the remains of some skeletons
Found at Rathlind Island (white), Connemara (green) and Cork (red)
Usually formed under periods of folding
An extremely hard rock, it caps many mountains such as Croagh Patrick in Mayo and the Sugar Loaf in Wicklow
A metamorphic rock formed under heat and pressure from Limestone
Large crystals form
Has very tiny crystals
Formed on the beds of shallow seas from skeletons of fish and shells.
A fast cooling Igneous Rock
Its pure form is white but other colours include red, green and black.
Metamorphic
Layers of sand were compressed and cemented to form this rock
A famous example is found at the Giant's Causeway
The mountain's of Munster such as Magillycuddy's Reeks are made of this.
Precious Metals and Stones: gold, silver and diamonds
This rock type is found in the Wicklow and Mourne Mountains.
A metamorphic rock formed under contact from Magma
Sedimentary
Consists mainly of tightly packed grains of quartz
It is a permeable rock
Formed from large amounts of sand removed from earth by wind and rivers.