Nontronite R070286
Name: Nontronite
RRUFF ID: R070286
Ideal Chemistry: Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O
Locality: Andreasberg, Sachsen, Germany
Source: Michael Scott S103144 [view label]
Owner: RRUFF
Description: Green granular massive mixed with quartz
Status: The identification of this mineral has been confirmed only by chemical analysis
Mineral Groups: [ Clay (86) ] [ Smectite-vermiculite (7) ]
Quick search: [ All Nontronite samples (3) ]
CHEMISTRY 
RRUFF ID: R070286.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca0.19Na0.02)Σ=0.21(Fe3+1.93Mg0.07)Σ=2(Si3.67Fe3+0.21Al0.12)Σ=4O10(OH)2·2.67H2O; OH estimated by charge balance; H2O by difference
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.
Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070286
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
DOWNLOADS:

Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070286.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
DOWNLOADS:

Infrared Data (Processed)
RRUFF File
X Min:    X Max:    X Sort:
POWDER DIFFRACTION 
RRUFF ID: R070286.1
Sample Description: Powder
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

DOWNLOADS:

X-ray Data (XY - RAW) View Graph
RRUFF File
X Min:    X Max:    X Sort:
REFERENCES for Nontronite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Berthier P (1827) Nontronite, nouveau minéral découvert dans le département de la Dordogne, Annales de Chimie et de Physique, 36, 22-27   [view file]

Foshag W F (1928) New mineral names, American Mineralogist, 13, 491-494   [view file]

Larsen E S, Steiger G (1928) Dehydration and optical studies of alunogen, nontronite and griffithite, American Journal of Science, 15, 1-19   [view file]

International Mineralogical Association (1962) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 33, 260-263   [view file]

Petruk W, Farrell D M, Laufer E E, Tremblay R J, Manning P G (1977) Nontronite and ferruginous opal from the Peace River iron deposit in Alberta, Canada, The Canadian Mineralogist, 15, 14-21   [view file]

International Mineralogical Association (1980) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 43, 1053-1055   [view file]

Dainyak L G, Zviagina B B, Rusakov V S, Drits V A (2006) Interpretation of the nontronite-dehydroxylate Mössbauer spectrum using EFG calculations, European Journal of Mineralogy, 18, 753-764

Vaniman D T, Bish D L, Chipera S J, Rearick M S (2011) Relevance to Mars of cation exchange between nontronite and Mg-sulfate brine, Lunar and Planetary Science, 42, 2276   [view file]

Gailhanou H, Blanc P, Rogez J, Mikaelian G, Horiuchi K, Yamamura Y, Saito K, Kawaji H, Warmont F, Grenèche J M, Vieillard P, Fialips C I, Giffaut E, Gaucher E C (2013) Thermodynamic properties of saponite, nontronite, and vermiculite derived from calorimetric measurements, American Mineralogist, 98, 1834-1847

Baumgartner R J, Cuadros J, Michalski J, Pejcic B, Laukamp C, Hu S, Bourdet J (2022) Chemistry-dependent Raman spectral features of glauconite and nontronite: Implications for mineral identification and provenance analysis, American Mineralogist, 107, 1080-1090