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Bristol Dry Lake (Bristol Playa), San Bernardino Co., California, USA
© Marek Patúš
Probably identical with Antarcticite or Sinjarite.
Originally described from Kalkberg hill, Lüneburg, Lower Saxony, Germany.
Classification of Hydrophilite
|Dana 8th edition ID:||184.108.40.206|
9 : NORMAL HALIDES
2 : AX2
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Optical Data of Hydrophilite
|RI values:||nα = 1.600 nβ = 1.605 nγ = 1.613|
|2V:||Measured: 50° , Calculated: 78°|
|Maximum Birefringence:||δ = 0.013|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
|Dispersion:||r < v weak|
Other Names for Hydrophilite
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Hydrophilite
Hausmann, J.F.L. (1813) Handbuch der Mineralogie 3 volumes, Göttingen: 857 (as Hydrophilite).
Beudant (1832): Trailé élémentaire de Minéralogie, second edition: 2: 512 (as Chlorure de calcium).
Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume II: 41, 91.
National Bureau of Standards (U.S.) Monograph 25, sec. 11: 18.
Mineralogical Magazine: 43: 682.
American Mineralogist (1980): 65: 1070.
Burke, Ernest A.J. (2007) A Mass Discreditation of GQN Minerals. Canadian Mineralogist: 44(6): 1557-1560.
Internet Links for Hydrophilite
Localities for Hydrophilite
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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Locality Updated: Knill Quarry, St Ives, St Ives District, Cornwall, England, UKFrom Peter Haas, 2nd Sep 2014 04:11:37