Grațianite is a mineral with the chemical formula MnBi2S4 and the IMA symbol Gți.

Grațianite
General
Categorysulfide
Formula
(repeating unit)
MnBi2S4
IMA symbolGți
Strunz classification2.HA.20
Crystal systemmonoclinic
Crystal class2/m prismatic[1]
Space groupC2/m
Unit cella = 12.677(3) Å, b = 3.9140(8) Å, c = 14.758(3) Å β = 115.31(3)°
Identification
Colorgrey
Lustermetallic
Diaphaneityopaque
Density6.031 (measured) g/cm3[1]
Solubilityinsoluble

It was first identified in 2014, being found in Băița in Bihor County, Romania.[2]

It is being investigated as having applications in energy-efficient data storage.[3][4]

References

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  1. ^ a b https://www.mindat.org/min-45962.html. Retrieved 2 March 2024. {{cite web}}: Missing or empty |title= (help)
  2. ^ Ciobanu, Cristiana Liana; Brugger, Joel; Cook, Nigel John; Mills, Stuart J.; Elliott, Peter; Damian, Gheorghe Stefan; Damian, Floarea (2014-05-01). "Gratianite, MnBi2S4, a new mineral from the Baita Bihor skarn, Romania". American Mineralogist. 99 (5–6): 1163–1170. doi:10.2138/am.2014.4836. ISSN 0003-004X. S2CID 101208944.
  3. ^ www.ETEnergyworld.com. "JNCASR team identifies mineral with potential for energy-efficient data storage - ET EnergyWorld". ETEnergyworld.com. Retrieved 2024-02-28.
  4. ^ "Scientists uncover unique properties in a multiferroic material potential for energy-efficient data storage | Department Of Science & Technology". dst.gov.in. Retrieved 2024-02-28.