New vintage stone tusk pendant charm (biggest, greenest)

New vintage stone tusk pendant charm (biggest, greenest) Quick list Measurements to follow Opaque khaki green matrix with black, brown, grey inclusions. Very smooth, shiny, glossy. Warmish to the touch. Slightly heavy. It may be acrylic? Famous tusk or horn or tooth shape. For good luck in Asia, Feng Shui. New vintage c. 1970s. Acrylic (???) Made in Korea. There is no hallmark on the bail. Group photos show others in the collection.