In which country are the Penny Lane and John Saul mines located?

The Penny Lane and John Saul mines are located in Kenya. This region is known for its rich deposits of gemstones, including the unique colors and varieties that attract gem enthusiasts and jewelers alike. Kenya's diverse geology contributes to the presence of a wide array of gemstones, making it a significant player in the global colored stone market.

Kenya's gemstone mining operations have gained attention not only for the quality of the stones produced but also for their impact on local economies and communities. The popularity of the miners’ outputs has placed Kenya on the map as an important source for specific types of gemstones, particularly the vibrantly colored ones that are sought after in the jewelry industry.