Moss agate

Moss Agate is a quartz agate with impurities of manganese, forming the fern-like patterns that give this stone its name. Moss agate is pink to yellow-white, with gray-green markings. Moss agate, like other agates, can be displayed as a stone or can be ground up and used in producing sleeping draughts and other potions. A typical specimen has a base value of 10gp.