Black Spinel 8mm Round - 15-16 InchSpinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not only has the dark color, but it is opaque as well, rendering its black especially deep and mysterious. Sometimes called the "Black Prince's Ruby" for its role in the English crown. It has been mistaken for ruby and sapphire at times, but can be distinguished by its structure and its lower relative hardness.

pale green or copper red

power and perseverance and is also considered a calming and protective stone

Distinctive for its purple-and-gray tones

and madero negro

It was first found in the Unaka Mountains in Tennessee and North Carolina

though it is referenced as a highly revered stone in much older Inuit tribal legends

These inclusions create black and brown spots that resemble the random patterns found on its namesake

Rosewood is a hardwood found in the Phillipines

Rhyolite or Tuff

protection and good fortune

It's actually a pink variety of Beryl -- the family of gemstones that also includes Aquamarine

Labradorite is usually gray to green