TYPE: / How formed / Description / Location / Use
Igneous
-  granite
(Intrusive)
-  basalt
(Extrusive)
Sedimentary
-  limestone
-  sandstone
Metamorphic
-  marble
-  quartzite

Fill in grid from hints below:

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# Magma deep in earth crust- cooled slowly

# Lava on or near surface – cooled quickly- exposed to air.

# Compressed sea creatures, shells, corals.

# Roads, building stone.

# White to grey, fossils, heavy, smooth, permeable.

# Midlands of Ireland. In 31 of 32 counties.

# Sandstone + heat and/or pressure.

# Building stone, roads.

# Limestone + heat and/or pressure.

# Watches, decorative stone – walls, floors, stair steps.

# Looks like bit of broken glass stuck together. Grey to white in colour. Extremely hard.

# Light brown to red. Layers (strata)Porous (sponge).

#Building industry, monuments, worktops.

# Rathlin Island (Antrim) (white) Connemara (green), Cork (red).

# Tiny grains of rock and sand. Compressed and cemented. (lakes, seas, deserts)

# Large crystals, colour varies- black or grey to pink.

# Roads, cobble stones, statues.

# Smooth when polished.

White when pure. Can vary from red, green, black.

# Tiny crystals (smooth), dark grey to black , small holes. Heavier.

# Ornaments, fireplaces, gravestones.

# Mourne and Wicklow mountains.

Antrim- Derry plateau.

# Giants causeway-shrunk and cracked forming columns.

# Sugar loaf (Wicklow), Errigal (Donegal), Craogh Patrick (Mayo).

# Mountains of Munster (Galtees, Comeraghs, Magil’ Reeks)