| Palache, Charles, Shannon, E. V. (1927) Holdenite, a new arsenate of manganese and zinc, from Franklin, New Jersey. American Mineralogist, 12 (4) 144-148 (1921) First annual meeting of the Mineralogical Society of America. American Mineralogist, 6 (2) 35-45 |
Franklin Mine, Franklin, Sussex County, New Jersey, USA