The Chiseled Quartz Block is a craftable block. It is created from two quartz slabs on top of each other on the crafting table. They are usually used for decoration and display purposes, but also can be used for construction. Nether quartz is a white mineral from the Nether. It can be used to craft daylight sensors and redstone comparators. Minecraft Chiseled Quartz Block and Nether Quartz white cursor.