Igneous
- granite
(Intrusive)
- basalt
(Extrusive)
Sedimentary
- limestone
- sandstone
Metamorphic
- marble
- quartzite
Fill in grid from hints below:
Each hint can only be used once !
# 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)