Quartz Pendant Necklace

This was sold to me as Moonstone, but it appears to be more quartz. It's hard to capture, but the way it was cut it has borh a shine and raw roughness Estimated at 1 1/2" H from the top of the pendant excluding the loop and 3/4" W at the widest part of the pendant It comes with an 18" Stainless Steel chain. .925 Silver-Plated