Spellstones

To carve a spellstone, you need a gem capable of storing the intended spell. More powerful spells require more valuable gems to contain them. Aside from the most common gems, each gems has affinities for certain schools.

Common Gems

The only spells that can be stored in common gems (Lapis Lazuli, Amber, Jade, and Pearl) are Cantrips. Each of those can store any Cantrip.

Uncommon Gems

Uncommon gems can normally store spells of up to level 3. If used for a school the gem has an affinity for, it can hold a spell up to level 4. Here are the schools affiliated with each gem:

Gem	Schools
Topaz	Enchantment Illusion
Amethyst	Enchantment Divination
Citrine	Divination Transmutation
Aquamarine	Transmutation Abjuration
Opal	Conjuration Evocation
Spinel	Evocation Necromancy
Peridot	Abjuration Enchantment
Garnet	Conjuration Abjuration
Zircon	Illusion Evocation

Rare Gems

Rare gems can store spells of up to level 6, but only from the schools they have affinities for. Here are the schools affiliated with each gem:

Gem	Schools
Sapphire	Enchantment Transmutation
Ruby	Conjuration Evocation
Emerald	Abjuration Illusion Divination
Abyssal Pearl	Necromancy Occult
Diamond	All Schools

Mythic Gems

Mythid gems are the rarest, and they can store spells of up to level 8. Like rare gems, they can only hold spells from the schools they have affinities for. Here are the schools affiliated with each gem:

Gem	Schools
Dragon Ruby	Conjuration Evocation
Fey Emerald	Abjuration Illusion Divination
Star Sapphire	Enchantment Transmutation
Void Onyx	Necromancy Occult