Birch Altar Tile with Wheel of the Year Design ~ New Exclusive Design!! £5.99 Quantity: at £5.99 each 1 in stock. A lovely pyro-etched (burnt) Wheel of the Year Altar Tile, crafted from 3mm Birch Ply and approx 11 cm diameter. A lovely item to have on your Altar. Exclusive to Freya's Cauldron.