40x30mm Imitation Turquoise Robins egg blue - sky blue cabochon S4028G 10x8mm Amethyst can be very very

Amethyst can be very very expensive but these cabs have more of the "geo" feel

or beads to a necklace chain

The bottom is heavily ground down

This is a flat backed semi-precious gemstone cabochon

40x30mm Imitation Turquoise Robins egg blue - sky blue cabochon S4028G 10x8mm Amethyst can be very veryYou are purchasing the stone in the photo. This is an imitation Turquoise. Feels like a stone, not sure what the stone is, often this is dyed howlite. I see fire mountain gem calls the same stone turquoise (assembled). The stones are very consistent in terms of color. The little crack lines will be unique to each stone but color and also size seem to almost exact between each of them. I tried finding real 40x30mm turquoise not an easy task. Looks like