Ierceoo is a rough rhomboid cyan crystal. Ierceoo's properties are mostly magical in nature, but do make use of its natural makeup and is uniquly useful in the construction of armor. Ierceoo was first discovered by the alchemist Cä̋mb Vúnvēs 'Sarina Girl' Sēshīb Vúō̄s Mp̪f̄́r vyim Rolɑrtɑtræ̝rg within the Mazebepa Woodlands durring the early 17th century in fall of the year 1613.