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Medicine Bow Plume Agate designer gem 2/20/2018 01 - 27 x 28 x 3.3 mm - 20 carats - Here is a designer tear-drop shaped gem of a rare classic black and white agate from Wyoming with very pretty black feathery metallic psilomelane plumes in milky translucent agate with some white fortifications. This cabochon has a beautifully rounded low dome, girdled sides and a flat beveled back all with a beautiful glossy luster. Here's a video clip to see the stone in motion: $69.00 shipped to USA - paypal