Halotrichite from Shasta County, California, USA


USA
California Shasta County Klamath Mountains West Shasta Copper - Zinc Mining District Iron Mountain [town] Iron Mountain ⓘ Iron Mountain Mine (Number 8; Confidence; Old Mine)	Majzlan, J., Alpers, C. N., Koch, C. B., McCleskey, R. B., Myneni, S. C., & Neil, J. M. (2011). Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284(3), 296-305. Nordstrom, D. K. and Alpers, C. N. (1999): Negative pH, efflorescent mineralogy, and consequences for environmental restauration at the Iron Mountain Superfund site, California. Proc. Natl. Acad. Sci., USA 96, 3455-3462.
Lassen Volcanic National Park ⓘ Lassen Peak	Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 213 Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp. …Volcano Letter o. 293: 1-3 1930: 118