Element	Designation	Simplify	Description
Bridge	b		What does it span?
Bunker	b		To protect against the heat
Caldera	a		A large depression formed after the evacuation of an underlying magma chamber
Columnar Jointing	a		Hexagonal columns of rock tightly packed against one another
Crater Lake	a		A lake formed in a volcanic crater or caldera
Dormant Volcano	a	x	A volcano which is temporarily inactive
Extinct Volcano	a		A volcano which will never be active again
Forge	b		For making the finest weapons, armor, and other instruments
Geyser	a, s	x	A hot spring which intermittently boils the water within, sending a column of super-heated liquid and steam into the air
Geyser Eruption	e	x	How high does it go?
Hot Springs	a		A spring of naturally hot water
Lava	a, s	x	A term used for magma once it has reached the surface
Lava Cave	a		Any cave formed by volcanic processes
Lava Pool	a	x	A large expanse of lava
Lava River	a		A river of lava
Lava Rock	a, s		A rock formed by lava
Lava Waterfall	a		A waterfall formed by lava
Magma	a, s		Super-heated liquid rock
Magma Chamber	a		A pool of liquid rock underneath the earth
Pyroclastic Cloud	e	x	A superheated explosion of gas
Research Station	b	x	Does it have air conditioning?
Smelter	b	x	Apply heat to ore to extract metals
Temple	b	x	To what god or gods?
Vent	a, s		An opening at the earth’s surface
Volcanic Ash	a, s	x	The ash falls like dirty snow
Volcanic Eruption	e	x	Better run
Volcano	a		A large vent through which lava is emitted