Magadiite R060994
Name: Magadiite
RRUFF ID: R060994
Ideal Chemistry: Na2Si14O28(OH)2·8H2O
Locality: Trinity Lake, Trinity County, California, USA
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: White compacted fine-grained silt
Status: The identification of this mineral is not yet confirmed.
CHEMISTRY 
RRUFF ID: R060994.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060994
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 50% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060994.1
Sample Description: Powder
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Magadiite

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]

Eugster H P (1967) Hydrous sodium silicates from Lake Magadi, Kenya: Precursors of bedded chert, Science, 157, 1177-1180

Fleischer M (1968) New mineral names, American Mineralogist, 53, 507-511   [view file]

McAtee J L, House R, Eugster H P (1968) Magadiite from Trinity County, California, American Mineralogist, 53, 2061-2069   [view file]

Lagaly G, Beneke K, Weiss A (1975) Magadiite and H-magadiite: I. sodium magadiite and some of its derivatives, American Mineralogist, 60, 642-649   [view file]

Garcés J M, Rocke S C, Crowder C E, Hasha D L (1988) Hypothetical structures of magadiite and sodium octosilicate and structural relationships between the layered alkali metal silicates and the mordenite- and pentasil-group zeolites, Clays and Clay Minerals, 36, 409-418

Beneke K, Thiesen P, Lagaly G (1990) Synthesis and properties of the sodium lithium silicate silinaite, Inorganic Chemistry, 34, 900-907   [view file]

Zubkova N V, Pekov I V, Pushcharovsky D Y (2014) A review of crystal chemistry of natural silicates of alkaline elements in the light of new structural data, Mineralogical Magazine, 78, 253-265   [view file]

Marler B, Krysiak Y, Grosskreuz I, Gies H, Kolb U (2022) The crystal structure of mineral magadiite, Na2Si14O28(OH)2·8H2O, American Mineralogist, 107, 2101-2110