Whilst these tumble stones are likely to be imperfect (hence the cheaper than normal price), they are still perfect for grid and layout work. The tumbles measure anywhere between about 2cm x 1.5cm, up to about 3cm x 1.5cm.
If you feel you need some healing or strength grab a couple of Clear Quartz Tumble Stones and carry one in each pocket today, they will help strengthen your energies and are said to remove pain from wherever they are placed (Great for headaches).