Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Chesnokovite

This page is currently not sponsored. Click here to sponsor this page.
Russian mineralogist Boris Valentinovich Chesnokov
Formula:
Na2[SiO2(OH)2] · 8H2O
System:
Orthorhombic
Name:
In honor of Russian mineralogist Boris Valentinovich Chesnokov (11 June 1928 - 25 October 2005).
Alters to Thermonatrite and Opal when left exposed to normal atmospheric humidity.

Classification of Chesnokovite

Approved 2006
9.AC.20

9 : SILICATES (Germanates)
A : Nesosilicates
C : Nesosilicates without additional anions; cations in octahedral [6] coordination
mindat.org URL:
http://www.mindat.org/min-29135.html
Please feel free to link to this page.

Type Occurrence of Chesnokovite

General Appearance of Type Material:
colorless to pale brownish aggregates of small, coarsely lamellar crystals
Geological Setting of Type Material:
Ussingite vein
Associated Minerals at Type Locality:

Crystallography of Chesnokovite

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Ibca
Cell Parameters:
a = 11.7119Å, b = 16.973Å, c = 11.5652Å
Ratio:
a:b:c = 0.69 : 1 : 0.681
Unit Cell Volume:
V 2,299.00 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction Data:
d-spacingIntensity
5.001 (30)
4.788 (42)
3.847 (89)
2.932 (42)
2.832 (35)
2.800 (97)
2.774 (100)
2.035 (20)

Chemical Properties of Chesnokovite

Formula:
Na2[SiO2(OH)2] · 8H2O
Essential elements:
All elements listed in formula:

Relationship of Chesnokovite to other Species

9.AC.05FayaliteFe22+SiO4
9.AC.05ForsteriteMg2SiO4
9.AC.05GlaucochroiteCaMn2+SiO4
9.AC.05KirschsteiniteCaFe2+SiO4
9.AC.05LaihuniteFe2+Fe23+(SiO4)2
9.AC.05Liebenbergite(Ni,Mg)2SiO4
9.AC.05TephroiteMn22+SiO4
9.AC.10MonticelliteCaMgSiO4
9.AC.15BrunogeieriteFe22+Ge4+O4
9.AC.15Ringwoodite(Mg,Fe2+)2SiO4

Other Names for Chesnokovite

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 Chesnokovite

Reference List:
Pekov, I.V., Chukanov, N.V., Zadov, A.E., Zubkova, N.V., Pushcharovsky, D.Yu. (2007): Chesnokovite, Na2[SiO2(OH)2]•8H2O, the first natural sodium orthosilicate from the Lovozero alkaline massif, Kola Peninsula, Russia: description and crystal structure of a new mineral. Proceedings of the Russian Mineralogical Society (Zapiski RMO), 136(2), 25-39.

Internet Links for Chesnokovite

Localities for Chesnokovite

(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.
Russia (TL)
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Lovozero Massif
IMA website
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2015, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: May 25, 2015 04:39:32 Page generated: May 24, 2015 13:42:16