Fundamental Rockhound Products: Purpurite Mineral Specimen from Namibia (Level 2) Purpurite from Sandamap Farm, Karibib District, Erongo Region, Namibia Your specimen will be similar to the samples in the photos. Sizes range from 1 1/2" to 2 1/4" on the longest side Your stone wll be chosen at random from our bulk lot of purpurite. For more information on Purpurite, please see the description area below.