Agate
Common

One of the oldest of healing stones, agate was used in ancient civilizations to bring warriors strength and make them victorious in battle.

Chalk
Common

An extremely common stone, it mainly is used in everyday purposes but finds its way into the occasional sand or desert magic component.

Granite
Common

A common stone, it is remarkably useful for consciousness-raising spells and items.

Lead
Uncommon

The heaviest of common metals, lead primarily is used in practical non-magical ways. Due to is poisonous nature, it also finds its way into various potions with nefarious purposes.

Limestone
Common

A sedimentary rock that is often composed of the skeletal fragments of marine organisms such as coral, foraminifera, and molluscs.

Mercury
Rare

When qualities of fluidity or cosmic mystery are needed for a spell, mercury is often relied upon.

Obsidian
Rare

Like a black hole in mineral form, obsidian absorbs and pulls energy from other sources into itself.

Plum Crystal
Ultra-Rare

This odd crystal both has a purple hue and often forms in the shape of a plum.

Pumice
Common

A light and volcanic rock that is useful in exfoliants, plant substrates, and oddly the purpose of cleaning up magical spills and disasters.

Quartz
Common

Clear quartz is used primarily as an amplifier of energy, hence being combined often with other stones or magic sources.

Salt Crystals
Common

This is the crude beginning of table salt. Source: Mine

Slate
Uncommon

A stone excellent for flagstones and building.

Titanium
Ultra-Rare

Titanium is a metal useful in adding durability or longevity to various magic items.

Topaz
Uncommon

A prismatic crystal that creates useful vibrations under certain magical circumstances, and is also quite pretty.