Druzy

Drusy, druse, druzy, drusies - different spellings, but they all mean tiny quartz crystals that form within or on the surface of other stones. Drusy quartz is a common form of druzy. It can be found in many variations including smoky quartz, amethyst, citrine and many varieties of agates including, carnelian, black agate, chalcedony.

Geodes often show pockets of quartz drusy. Amethyst geodes, are one example of this type of crystalline formation. Many other types of mineral grow in druzy formations including malachite and some pyrites.