James St. John:
Amethyst on smoky quartz (Jefferson County, Montana, USA) 1
James St. John:
Amethyst on smoky quartz (Jefferson County, Montana, USA) 2
James St. John:
Twinned smoky quartz (Lincoln County, New Mexico, USA) 1
James St. John:
Twinned smoky quartz (Lincoln County, New Mexico, USA) 2
James St. John:
Smoky quartz-amethyst (Brandberg, Namibia)
James St. John:
Smoky quartz (Takayama, Honshu, Japan)
James St. John:
Smoky quartz (St. Gotthard, Switzerland)
James St. John:
Skeletal quartz (Zhob District, Pakistan) 1
James St. John:
Skeletal quartz (Zhob District, Pakistan) 2
James St. John:
Gwindel smoky quartz (St. Gotthard, Switzerland) 1
James St. John:
Gwindel smoky quartz (St. Gotthard, Switzerland) 2
James St. John:
Smoky quartz (Sierra Blanca, Lincoln County, New Mexico, USA)
James St. John:
Smoky quartz 1
James St. John:
Smoky quartz 2
James St. John:
Smoky quartz 3
James St. John:
Smoky quartz 4
James St. John:
Smoky quartz 5
James St. John:
Smoky quartz 6
James St. John:
Smoky quartz 7
James St. John:
Smoky quartz 8
James St. John:
Smoky quartz 9
James St. John:
Smoky quartz 10
James St. John:
Smoky quartz 11
James St. John:
Smoky quartz 12
James St. John:
Smoky quartz 13
James St. John:
Smoky quartz 14
James St. John:
Smoky quartz 15
James St. John:
Smoky quartz 16
James St. John:
Smoky quartz 17
James St. John:
Smoky quartz 18