Chesnokovite Mineral Data

General Chesnokovite Information
Chemical Formula:	Na2[SiO2(OH)2]•8H2O
Composition:	Molecular Weight = 277.56 gm
	Potassium 0.28 % K 0.34 % K₂O
	Sodium 16.57 % Na 22.33 % Na₂O
	Silicon 10.17 % Si 21.76 % SiO₂
	Hydrogen 6.23 % H 55.69 % H₂O
	Oxygen 66.75 % O
	______ ______
	100.00 % 100.12 % = TOTAL OXIDE
Empirical Formula:	Na₂K_0.02(O)₂(OH)₂•7.58(H₂O)
Environment:	Found in an ussingite vein uncovered by underground mining where it occurs as intergrowths with natrophospate in pockets. New structure type. Alters to opal.
IMA Status:	Approved IMA 2006 (Dana # Added)
Locality:	Karnasurt mine, Mountain Kedykverpakhk, Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Name Origin:	Named for B.V. Chesnokov (1928-2005), an outstanding mineralogist.
Synonym:	IMA2006-007