This dataset is a market activity dataset, combining the provincial Specularite ore markets within the Northeast region of China, namely the Specularite ore market group of the Northeast region. Transport losses, means of transport, and transport infrastructure are not included in this dataset; they are included in the individual provincial market datasets. The Northeast region of China includes: Liaoning, Jilin, and Heilongjiang. Data sources include the Year Book of China Transportation & Communications, China Energy Statistics Yearbook, China Statistical Yearbook, and the General Administration of Customs statistical data, etc.