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NaCaMgAl3F14 · 4H2O
Originally reported from Bilyukai crater, Klyuchevskiy (Klyuchevskaya) Volcano, Kamchatka Oblast', Far-Eastern Region, Russia.

Also named boldyrevite but this name was never formally accepted by the IMA.

Compare Hydrokenoralstonite and UM1990-21-F:AlCaHMgNa.

Classification of UM1941-01-F:AlCaHMgNa

Unnamed (probably valid)
Approval History:
Unnamed, and probably invalid.

C : Complex halides
F : Tekto-aluminofluorides

8 : Aluminofluorides - Chains, Sheets and Frameworks

Physical Properties of UM1941-01-F:AlCaHMgNa


Chemical Properties of UM1941-01-F:AlCaHMgNa

NaCaMgAl3F14 · 4H2O
Elements listed in formula:

Relationship of UM1941-01-F:AlCaHMgNa to other Species

3.CF.05Hydrokenoralstonite Na0.5(Al,Mg)2(F,OH)6•H2O

Other Names for UM1941-01-F:AlCaHMgNa

Name in Other Languages:

Other Information

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

References for UM1941-01-F:AlCaHMgNa

Reference List:
Naboko (1941) Doklady Akad. Nauk SSSR: 33: 140. (unnamed)

Pabst (1939) American Mineralogist: 24: 566.

American Mineralogist (1943): 28: 283.

American Mineralogist (1951): 36: 641.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 127 (as an unnamed mineral).

Internet Links for UM1941-01-F:AlCaHMgNa URL:
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Localities for UM1941-01-F:AlCaHMgNa

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
  • Kaduna State
Emeralds of the World English extraLapis Vol. 2 2002 pp24-35
  • Far-Eastern Region
    • Kamchatka Oblast'
      • Klyuchevskiy volcano (Klyuchevskaya)
Palache et al (1951), Dana's System of Mineralogy, seventh ed., vol. II: 127.
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