Black Kyanite Specimen-approximately 2" to 4" Pendulum This rare ammonite has a

This rare ammonite has a distinctive pattern resembling a tractor wheel

The interior of the coral decayed and left an opening that allowed chalcedony crystal structures to line the coral

It is a lovely sea-blue color that is very reminiscent of the Caribbean seas

Lapis Lazuli

Black Kyanite Specimen-approximately 2" to 4" Pendulum This rare ammonite has aGorgeous Black Kyanite Specimens are a unique specimen you are sure to want for your personal collection; pieces range from approximately 2 4 inches in length. Black Kyanite is not as common as blue kyanite. Kyanite is a fibrous gemstone that normally comes in shades of blue but can be found in greens, oranges, reds, and brown color variations. Black kyanite is a silicate mineral commonly found in aluminum rich metamorphic and sedimentary rocks.