Loot from 1 hour of mining sandstone : r/ironscape
Bucket of sand - OSRS Wiki
How to Get 99 Magic in Runescape (with Pictures) - wikiHow Fun
JagexHelpFrost on Twitter: "@MijuzoRS @JagexKieren @JagexAsh You still have to ask Bert for the sand, but it goes to your bank rather than your inventory." / Twitter