Crystals

Onyx is a variety of chalcedony or microcrystalline quartz which is formed in the gas cavities of lava. Generally, most onyx has a parallel banding...

Nephrite jade is one of two different mineral species called jade. The other, jadeite which is much rarer may contain a wider variety of hues. Neph...

Hematite is polished oxide of iron and is heavily distributed in rocks and soils. It is colored black to steel or silver-gray, brown to reddish bro...

The term jasper has long been used for an opaque, impure variety of silica in the form of chalcedony or microcrystalline chert. Generally it forms ...

1 unit Some of our logs and rulers are listed on our website but if youÕd like help with your selection, add this item to your order.Generally sati...