“Fine example of siderite on quartz from the South Roberts Pit. Internal micro balls of goethite are commonly found in quartz from this location. Specimen size: 3.5 x 3.4 x 1.9 cm. Largest siderite edge is 9 mm. Collected, photographed by and in the collection of Bill Morgenstern.”
Bill Morgenstern - 28th January 2007