- Kalahari jasper or landscape jasper (Picture stone, Movie stone) siliceous sandstone, United States, Brittany (France). Owes its name to the landscapes drawn by its colors, trees or mountains on a horizon line, sometimes even by characters and animals. Resistance capacity, prolonged effort, digestion, immune system, allergy.
The great family of jaspers. In general, jasper is a primary and secondary rhombohedral quartz, sometimes embedded in chalcedony, sometimes associates with another stone and especially often bears another name.