Crystals Tumbled

The colour of fluorite (also called fluorspar) ranges anywhere from an almost clear with green hue to a mix of deep purple and green. Some fluorite even has an aqua colour. 
 

Rose quartz is a member of the largest family of stones, the silica group, and is composed of silicon dioxide with traces of titanium. 
 

Honey calcite is also known as amber or gold calcite. Calcite is composed of the same material as limestone: calcium carbonate. This transparent crystal can be found in a variety of colours, such as honey, when it is charged with impurities.
 

The most important mineral component of lapis is lazurite. A number of other minerals may be contained within the stone such as calcite, pyrite and sodalite.

Blue moonstone (orthoclase) is from the feldspar family of minerals. Blue moonstone is white or clear, and at times has a pearl-like color.

This angelite from Peru is a form of anhydrate that is blue. It is not a common mineral as it easily alters to the much more common mineral gypsum - from the addition of water to its chemical structure.

Green aventurine is translucent green quartz with chrome mica inclusions. It is often mistaken for jade. The name aventurine derives from the Italian a ventura meaning by chance.