[1] The mine is located in Citronen Fjord, Northern Greenland.

[1] The mine has reserves amounting to 100 million tonnes of ore grading 2% lead and 3% zinc.

[1] The mine is currently being developed by mineral resources company Ironbark Zinc.

[2][3] In 2020, Ironbark Zinc executed a letter of interest for a financing loan from the Export–Import Bank of the United States to develop the project.

[6] The company has identified the presence of germanium in the Citronen ore with further assaying underway.