This dataset is a market activity dataset, representing a combination of provincial 'hematite concentrate' markets within China's northwestern region, i.e., the 'hematite concentrate' market group for the northwest region. Transportation losses, transport vehicles, and transportation infrastructure are not included in this dataset; they are contained within the respective provincial market datasets. The northwestern region of China includes the following provinces and autonomous regions: Shaanxi, Gansu, Qinghai, Ningxia, and Xinjiang. Data sources include the China Communications Yearbook, China Energy Statistical Yearbook, China Statistical Yearbook, and customs statistics from the General Administration of Customs.