Small Quartz Crystal

Uncommon Resource
This item might not be obtainable This craft mod has no perk

Used in crafting to apply a bonus of Constitution and Strength (Knight suffix) to an item.

Bind On Pickup 0.1 Weight Max Stack: 10000 Ingredient Types: Craft Mods, Constitution, Strength Derived from Iron Veins
Crafting material Used as crafting material
No Source

We can't find any source for this item (quests reward, drop, etc). It's highly probable this item is not obtainable right now.