Locality: Tepetate, Villa de Arriaga Municipality, San Luis Potosí, Mexico
Size: 39 mm x 33 mm x 20 mm (1.5 in. x 1.3 in. x 0.8 in.)
Weight: 19 g (0.7 oz.)
Nice miniature with gemmy topaz to 15 mm ranging in color from champagne to amber. A portion of the matrix fluoresces green in short wave UV light —see last photo— due to the presence of hyaline opal.