VINTAGE 14K JADE OR JADEITE PENDANT

This is almost 2” long . I have no idea what it means . Stamped 14k . Cold to the touch . Not sure if jade or jadeite?? A mixture of colors in stone, burnt orange, brown , cream . The double hoop to attach to necklace is not 14k.
Comes with gift box .
Photos enlarged to show details .
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