How to Build Stone Steps and Path (DIY) | Family Handyman
For most people, its under 10%. You might have to make a dozen or more Canopic Jars to open one and find the Alchemy Recipe: Vial of the Sands; The recipe is Bind on Pickup. It can't be traded, sold, transferred to your other characters, etc. So, if you want to be able to use it, you'll have to be an Alchemist on the character you find it on.