Ludwigite R060010

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Record 2 of 5  


Name: Ludwigite
RRUFF ID: R060010
Ideal Chemistry: Mg2Fe3+O2(BO3)
Locality: Victoria Quarry, Riverside, California, USA
Source: University of Arizona Mineral Museum 9094 [view label]
Owner: RRUFF
Description: Black elongated prismatic crystals, associated with pale yellow clinohumite on white calcite matrix
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Ludwigite (5) ]
Quick search: [ All Ludwigite samples (2) ]
CHEMISTRY 
RRUFF ID: R060010.2
Sample Description: Microprobe fragment
Measured Chemistry: (Mg1.68Fe2+0.32)Σ=2(Fe3+0.74Al0.23Cr0.03)Σ=1O5 ; B not measured but estimated by difference and charge balance
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060010
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R060010.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R060010.1
Sample Description: Powder
Cell Refinement Output: a: 9.2330(4)Å    b: 12.254(1)Å    c: 3.0200(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 341.69(4)Å3    Crystal System: orthorhombic
  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.

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

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REFERENCES for Ludwigite

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]

Tschermak G (1874) Ludwigit, ein neues Mineral aus dem Banate, Mineralogische Mittheilungen, 1874, 59-66   [view file]

Bertaut E F (1950) Structures des boroferrites, Acta Crystallographica, 3, 473-474

Takéuchi Y, Watanabé T, Ito T (1950) The crystal structures of warwickite, ludwigite and pinakiolite, Acta Crystallographica, 3, 98-107

Bovin J O, O'Keefe M, O'Keefe M A (1981) Electron microscopy of oxyborates. I. Defect structures in the minerals pinakiolite, ludwigite, orthopinakiolite, and takéuchiite, Acta Crystallographica, A37, 28-35

Hriljac J A, Brown R D, Cheetham A K, Satek L C (1990) The synthesis and crystal structures of the related series of aluminoborates: Co2.1Al0.9BO5, Ni2AlBO5 and Cu2AlBO, Journal of Solid State Chemistry, 84, 289-298

Norrestam R, Kritikos M, Nielsen K, Sotofte I, Thorup N (1994) Structural characterization of two synthetic Ni-ludwigites, and some semiempirical EHTB calculations on the ludwigite structure type, Journal of Solid State Chemistry, 111, 217-223

Irwin M B, Peterson R C (1999) The crystal structure of ludwigite, The Canadian Mineralogist, 37, 939-943   [view file]

Marincea S (1999) Ludwigite from the type locality, Onca de Fier, Romania: new data and review, The Canadian Mineralogist, 37, 1343-1362   [view file]

Holtstam D (2001) Crystal chemistry of a manganian ludwigite, Neues Jahrbuch für Mineralogie, Monatshefte, 2001, 520-528

Leite C A F, Guimaraes R B, Fernandes J C, Continentino M A, Paschoal C W A, Ayala A P, Guedes I (2001) Temperature-dependent Raman scattering study of Fe3O2BO3 ludwigite, Journal of Raman Spectroscopy, 33, 1-5

Brovkin A A, Rozhdestvenskaya I V, Rykova E A (2002) Cation distribution in the structure of titanium-containing ludwigite, Crystallography Reports, 47, 412-414

Brovkin A A, Rozhdestvenskaya I V, Rykova E A (2002) Cation distribution in the structure of titanium-containing ludwigite [Russian], Kristallografiya, 47, 457-459

Girgsdies F, Behrens M (2012) On the structural relations of malachite. I. The rosasite and ludwigite structure families, Acta Crystallographica, B68, 107-117

Bilohuščin V, Uher P, Koděra P, Milovská S, Mikuš T, Bačík P (2017) Evolution of borate minerals from contact metamorphic to hydrothermal stages: Ludwigite-group minerals and szaibélyite from the Vysoká - Zlatno skarn, Slovakia, Mineralogy and Petrology, 111, 643-658