Below, you can find the full FFXIV: Endwalker item info for the Star Quartz item. This item is a Stone and is usually a crafting material or the product of a craft. Sometimes it can be dropped from a monster or found in a chest.
Metal Ore Stone Gemstone Parts
Star Quartz | ||||
Stone Level: 1 | Item Level: 545 NPC: 7 | |||
Almost appears to contain a star within when held up to the light. |