Vintage Native Navajo? Silver Sleeping Beauty? Turquoise Blossom Stick Pin

Vintage Delicate Old Native American Silver Turquoise Blossom Stick Pin Signed Estate Jewelry Measures just over 2 1/2" Long Blue Stone possibly Sleeping Beauty Turquoise Stone tested on gem tester: test near the natural quartz stone level, also tested with hot pin: stone not plastic Acid test reads: Sterling Sliver Back is marked with and A and below that what looks like a double Feather ended arrow. Most likely Navajo ships from smoke free pet free location