Emmonsite R060802
Name: Emmonsite
RRUFF ID: R060802
Ideal Chemistry: Fe3+2(Te4+O3)3·2H2O
Locality: Moctezuma mine, Moctezuma, Sonora, Mexico
Source: Michael Scott S100201 [view label]
Owner: RRUFF
Description: Spray of green globular aggregates associated with pale yellow schmitterite, R060524
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Emmonsite samples (3) ]
CHEMISTRY 
RRUFF ID: R060802.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Fe3+1.89Al0.11)Σ=2(Te4+1.00O3)3·2.01H2O; H2O estimated by difference
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample.
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060802
Wavelength:
Sample Description: Unoriented sample.
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060802.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.91(1)Å    b: 7.97(1)Å    c: 7.64(1)Å
alpha: 96.59(6)°    beta: 95.49(5)°    gamma: 84.79(5)°   Volume: 475(1)Å3    Crystal System: triclinic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Emmonsite

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]

Hillebrand W F (1885) Emmonsite, a ferric tellurite, Proceedings of the Colorado Scientific Society, 2, 20-23   [view file]

Larsen E (1917) Durdenite from California, American Mineralogist, 2, 45-46   [view file]

Frondel C, Pough F H (1944) Two new tellurites of iron: mackayite and blakeite. with new data on emmonsite and “durdenite”, American Mineralogist, 29, 211-225   [view file]

Fleischer M (1945) New mineral names, American Mineralogist, 30, 548-550   [view file]

Pertlik F (1972) Der Strukturtyp von Emmonsit, {Fe2[TeO3]3·H2O}·xH2O (x=0-1), Tschermaks Mineralogische und Petrographische Mitteilungen, 18, 157-168