Yperite

Yperite is a striated matte predominalty brown metamorphic rock with purple streaks. Yperite's properties are entirly magical in nature and is uniquly useful in the process of making textiles. Yperite was first discovered by the priest Cúnḱ Vú̄kīb 'Sativa Nikki' Maw̋ Vú̄̄kī̄ Mä̌sh Beavers within the Thêqë-dêlo Woods in time immemorial. Cúnḱ Vú̄kīb 'Sativa Nikki' Maw̋ Vú̄̄kī̄ Mä̌sh Beavers's discover was believed to have occured some time durring the late 3rd century.