Code: Pend_295 
Fuchsite - also known as Aotea Stone.
Green variety muscovite mica. 
Source: Jacob's River, Haast, Westland, New Zealand. 
Size: 53mm x 10mm to 12mm taper x 8mm thick.
Weight: 10.4 grams 
75cm x 1.6mm silver plated dia-cut chain (EverGleam tarnish resistant treated).