Black Stone Minerals LP is a US-based oil and natural gas mineral company. Its principal business is actively managing an existing portfolio of mineral and royalty assets to maximize its value and expanding asset base through acquisitions of additional mineral and royalty interests. The company maximizes value through marketing its mineral assets for lease, creatively structuring terms on those leases to encourage and accelerate drilling activity, and selectively participating alongside lessees on a working-interest basis in low-risk development-drilling opportunities on its mineral acreage.