Wyoming Black Jade Specimen (not polished - the jade has baby oil on it in the photos to show what it would look like polished) 

It has a thin white rind around 2 of the sides

It is extremely difficult to see any green in this piece, this is part of an old collection
Measures approximately 6.75" x 4" x .2"
It weighs approximately 185 grams,
Not available for wholesale