Miller Canyon 13

 

 

 

From Miller Canyon in the Huachuca Mountains, Arizona, a piece with bright yellow Powellite over dark red/orange Calcite.  Shown under shortwave UV in the upper picture.  Under midwave UV, as shown in the lower picture, the Powellite is even brighter.  Dimensions are 2 1/2 x 2 1/2 x 1 inches.  Price: $20