Media type: E-Article Title: Note on a blue mineral, supposed to be ultra marine, from Silver City, New Mexico Contributor: Packard, R. L. Published: Smithsonian Institution, 1894 Published in: Proceedings of the United States National Museum, 17 (1894) 978, Seite 19-20 Language: English DOI: 10.5479/si.00963801.978.19 ISSN: 0096-3801 Keywords: General Earth and Planetary Sciences ; General Environmental Science Origination: Footnote: Access State: Open Access