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Iron-bearing Saponite from
Griffith Park, Hollywood, Hollywood Hills, Los Angeles, Los Angeles County, California, USA


Locality type:Park
Classification
Species:Saponite var: Iron-bearing Saponite
Formula:Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Iron-bearing Saponite data
Locality Data:Click here to view Griffith Park, Hollywood, Hollywood Hills, Los Angeles, Los Angeles County, California, USA
Data Identifiers
Mindat Occurrence Record ID:155864
Long-form Identifier:1:3:155864:7
GUID (UUID V4):adb0a75b-8f6a-4177-8b7d-0110ce9d7f01
Nearest other occurrences of Iron-bearing Saponite
2.0km (1.2 miles) ⓘBrush Canyon Quarry (Pacific Electric Quarry; Neuerburg locality 2), Brush Canyon, Hollywood, Hollywood Hills, Los Angeles, Los Angeles County, California, USA
References
Reference Search (possible matching items)
Treiman, A. H., Morris, R. V., Agresti, D. G., Graff, T. G., Achilles, C. N., Rampe, E. B., Bristow, T. F., Ming, D. W., Blake, D. F., Vaniman, D. T., Bish, D. L., Chipera, S. J., Morrison, S. M., Downs, R. T. (2014) Ferrian saponite from the Santa Monica Mountains (California, U.S.A., Earth): Characterization as an analog for clay minerals on Mars with application to Yellowknife Bay in Gale Crater. American Mineralogist, 99 (11) 2234-2250 doi:10.2138/am-2014-4763
Journal (article/letter/editorial)
AND PERCHLORATES Ferrian saponite from the Santa Monica Mountains (California, U.S.A., Earth): Characterization...Branch, NASA Ames Research Center, Moffett Field, California 94035-1000, U.S.A. 8 Planetary Science Institute...Ferrian saponite from the eastern Santa Monica Mountain, near Griffith Park (Los Angeles, California), was...consistent with tri-octahedral smectites. The Griffith saponite occurs in basalts as pseudomorphs after olivine...on several samples from that locality. The Griffith saponite is magnesian, Mg/(Mg+SFe) = 65–70%, lacks
 
Mineral and/or Locality  
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