Richland Resources Limited operates in the Miscellaneous nonmetallic minerals sector. Richland Resources Ltd, formerly TanzaniteOne Limited, is a Bermuda-based company. It mines, distributes and sells tanzanite. It is also engaged in the exploration of other colored gemstones. The Company conducts outside buying, operates beneficiation facilities, manages tanzanite grading and certification, and markets both rough and polished tanzanite. Through its subsidiary, TanzaniteOne Mining Limited, the Company holds the mining license over a property containing a portion of the tanzanite resource. It operates in five segments mining, which extracts rough tanzanite; trading, which is engaged in the purchase and sale of rough tanzanite; exploration, which is engaged in the exploration of other colored gemstones; marketing, which sales rough tanzanite, and cut and polished, which is engaged in the purchase and sale of cut and polished tanzanite. Its subsidiaries include The Tanzanite Company (UK) Limited and TanzaniteOne (SA) Limited. In our complete report available for purchase the company is compared to: Crowflight Minerals Inc., Alexis Minerals Corporation and Rockwell Diamonds Inc.