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Myrickite

A variety of Quartz
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About MyrickiteHide

Formula:
SiO2
Local name for a chalcedony with grey ground and red spots (inclusions of cinnabar).

Originally described from Myrick Spring, San Bernardino Co., California, USA.




Unique IdentifiersHide

Mindat ID:
10111 (as Myrickite)
3337 (as Quartz)
Long-form identifier:
mindat:1:1:10111:0 (as Myrickite)
mindat:1:1:3337:0 (as Quartz)

Chemistry of MyrickiteHide

Mindat Formula:
SiO2
Element Weights:
Element% weight
O53.257 %
Si46.744 %

Calculated from ideal end-member formula.

Other Language Names for MyrickiteHide

German:Myrickit
Spanish:Myrickita

Common AssociatesHide

Associated Minerals Based on Photo Data:
3 photos of Myrickite associated with CinnabarHgS
3 photos of Myrickite associated with ChalcedonySiO2

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for MyrickiteHide

References for MyrickiteHide

Reference List:

Localities for MyrickiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
USA
 
  • California
    • Kern County
      • Mojave-Rosamond Mining District (Mojave Mining District)
        • Mojave
Troxel et al. (1962) +2 other references
    • Napa County
      • Knoxville Mining District
        • Knoxville
    • San Bernardino County
      • Eagle Crags
part 2 +3 other references
      • Granite Mts [3]
        • Myrick Spring
Bradley (1918)
      • Owlshead Mountains
Bradley (1918) +1 other reference
    • San Luis Obispo County
      • Santa Lucia Mts (Santa Lucia Range)
        • Rinconada
Murdoch (1966)
    • Santa Clara County
      • Coyote Mining District
        • Coyote
Murdoch (1966)
Schaller (1917)
  • Idaho
    • Valley County
Beste (2005)
  • Nevada
    • Nye County
      • Bare Mountain
        • Bare Mountain Mining District (Fluorine Mining District)
The Mineralogist 5 (6)
  • Washington
    • Lewis County
Dake (1956)
 
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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
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