Glittering Hillwen is crafted with Magic Craft in Mabinogi. This page lists everything needed to make it, checked against the game as it exists today. The interactive planner lives in the Magic Craft Companion.
Recipe availability
Glittering Hillwen is a rank 8 Magic Craft recipe with a best success rate of 98% at rank 1 and dan ranks.
Materials
Each craft uses
10× Fairy Wing Fragment — Gift White Truffles to the Clover Pig under the tree in Mag Mell at midday.
5× Soft Hillwen Ore Fragment — Chance drop from monsters in the Hillwen Mines or from Rare Mineralogy.
10× Nickel Ore Fragment — Run Metal Conversion or complete Macaulay's Puppet Shop daily job in Emain Macha.