How to make Grade 4 Artisanal Skybuilders' Astroscope in Final Fantasy XIV

Grade 4 Artisanal Skybuilders' Astroscope takes 5 × Approved Grade 4 Skybuilders' Umbral Flarerock, 10 × Approved Grade 4 Artisanal Skybuilders' Cloudstone, 10 × Approved Grade 4 Artisanal Skybuilders' Silex, 10 × Approved Grade 4 Artisanal Skybuilders' Barbgrass, 4 × Wind Cluster and 2 × Fire Cluster, at the Goldsmith.