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Buzgar N., Apopei A. I., Buzatu A. (2009) - Romanian Database of Raman Spectroscopy (http://rdrs.uaic.ro)


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Alexandru Ioan Cuza UniversityFaculty of Geography and Geology

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Oligist: Crystal structure | Sample photo | Raman spectrum | References

Crystal structure of Oligist (variety of Hematite)

Formula:

Fe2O3

Crystal Data:

Crystal System: Trigonal - Hexagonal Scalenohedral

Point Group: 3 2/m

Cell Data:

Space Group: R 3c, a = 5.0317, c = 13.737, Z = 6

Using the mouse (click here for more information)

Density (calc.) = 5.28 and V = 301.20 Å3

Element color: Fe, O
Oligist sample (variety of Hematite)
Oligist

Sample no. 3953 from the "Mineralogy and Petrography Museum Grigore Cobălcescu" of "Alexandru Ioan Cuza" University, Iaşi.

Origin: Switzerland.




Click image to enlarge

Raman spectrum of Oligist (variety of Hematite)
Toggle Grid Toggle Coordinates Reverse Spectrum Download spectrum:
Raman spectrum .txt Raman spectrum .spc
Interpretation of Raman spectrum of Orpiment (Arsenic Sulfide)

References

• The Mineralogy Database [link]

• Crystal data (.cif file) from the American Mineralogist Crystal Structure Database [link]