Locality: Tepetate, Villa de Arriaga Municipality, San Luis Potosí, Mexico
Size: 24 mm x 14 mm x 29 mm (0.9 in. x 0.6 in. x 1.2 in.)
Weight: 18 g (0.6 oz.)
Thumbnail specimen of gemmy champagne topaz to 13 mm on rhyolite matrix. There is some rhyolite on the crystal terminations. Some of the smaller crystals have a red orange coloration due to small rutile inclusions.