) R060009 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Boracite R060009

Name: Boracite
RRUFF ID: R060009
Ideal Chemistry: Mg₃B₇O₁₃Cl
Locality: Luneberg, Hannover, Germany
Source: University of Arizona Mineral Museum [view label]
Owner: RRUFF
Description: Adamantine gray cubo-octahedral single crystals in anhydrite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Mineral Group: [ Boracite (9) ]

Quick search: [ All Boracite samples (2) ]

CHEMISTRY

RRUFF ID:	R060009.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(Mg_2.98Fe²⁺_0.02)_Σ=3B₇O₁₃Cl_1.00 ; B not analyzed but estimated by diifference and stoichiometry
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

DOWNLOADS:

To download sample data,
please select a specific
orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R060009

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File
	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R060009.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 8.540(8)Å b: 8.520(8)Å c: 12.071(7)Å
alpha: 90° beta: 90° gamma: 90° Volume: 878.3(8)Å³ Crystal System: orthorhombic

File Type Information

Calculated diffraction file.

File Type Information

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

DOWNLOADS:

	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Boracite
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]
Hoffmann C A S (1789) Mineralsystem des Herrn Inspektor Werners mit dessen Erlaubnis herausgegeben von C A S Hoffmann, Bergmannisches Journal, 1, 369-398 [view file]
Werner A G (1789) 36) Boracit, Bergmannisches Journal, 1, 393-394 [view file]
Mehmel M (1932) Kristallstrukturelle Untersuchungen am Borazit, Fortschritte der Mineralogie, 17, 436-438
Ito T, Morimoto N, Sadanaga R (1951) The crystal structure of boracite, Acta Crystallographica, 4, 310-316
Kühn R, Schaacke I (1955) Vorkommen und Analyse der Boracit- und Ericaitkristalle aus dem Salzhorst von Wathlingen-Hänigsen, Kali und Steinsalz, 1, 33-42
Dowty E, Clark J R (1973) Crystal-structure refinements for orthorhombic boracite, Mg₃B₇O₁₃Cl, and a trigonal, iron-rich analogue, Zeitschrift für Kristallographie, 138, 64-99 [view file]
Nelmes R J (1974) Structural studies of boracites. A review of the properties of boracites, Journal of Physics C: Solid State Physics, 7, 3841-3855
Burns P C (1995) X-ray powder diffraction data for the identification of boracite-group minerals, Powder Diffraction, 10, 250-260
Burns P C, Carpenter M A (1996) Phase transitions in the series boracite – trembathite – congolite: phase relations, The Canadian Mineralogist, 34, 881-892 [view file]
Burns P C, Carpenter M A (1997) Phase transitions in the series boracite – trembathite – congolite: an infrared spectroscopic study, The Canadian Mineralogist, 35, 189-202 [view file]
Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [view file]
Grice J D, Gault R A, Van Velthuizen J (2005) Borate minerals of the Penobsquis and Millstream deposits, southern New Brunswick, Canada, The Canadian Mineralogist, 43, 1469-1487 [view file]
Iliev M N, Hadjiev V G, Mendoza M E, Pascual J (2007) Raman spectroscopy of multiferroic trigonal boracite Co₃B₇O₁₃Cl, Physical Review B, 76, 214112-5
Xiong, Y (2020) Experimental determination of the solubility constant of kurnakovite, MgB₃O₃(OH)₅·5H₂O, American Mineralogist, 105, 977-983

REFERENCES for Boracite

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]

Hoffmann C A S (1789) Mineralsystem des Herrn Inspektor Werners mit dessen Erlaubnis herausgegeben von C A S Hoffmann, Bergmannisches Journal, 1, 369-398 [view file]

Werner A G (1789) 36) Boracit, Bergmannisches Journal, 1, 393-394 [view file]

Mehmel M (1932) Kristallstrukturelle Untersuchungen am Borazit, Fortschritte der Mineralogie, 17, 436-438

Ito T, Morimoto N, Sadanaga R (1951) The crystal structure of boracite, Acta Crystallographica, 4, 310-316

Kühn R, Schaacke I (1955) Vorkommen und Analyse der Boracit- und Ericaitkristalle aus dem Salzhorst von Wathlingen-Hänigsen, Kali und Steinsalz, 1, 33-42

Dowty E, Clark J R (1973) Crystal-structure refinements for orthorhombic boracite, Mg₃B₇O₁₃Cl, and a trigonal, iron-rich analogue, Zeitschrift für Kristallographie, 138, 64-99 [view file]

Nelmes R J (1974) Structural studies of boracites. A review of the properties of boracites, Journal of Physics C: Solid State Physics, 7, 3841-3855

Burns P C (1995) X-ray powder diffraction data for the identification of boracite-group minerals, Powder Diffraction, 10, 250-260

Burns P C, Carpenter M A (1996) Phase transitions in the series boracite – trembathite – congolite: phase relations, The Canadian Mineralogist, 34, 881-892 [view file]

Burns P C, Carpenter M A (1997) Phase transitions in the series boracite – trembathite – congolite: an infrared spectroscopic study, The Canadian Mineralogist, 35, 189-202 [view file]

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [view file]

Grice J D, Gault R A, Van Velthuizen J (2005) Borate minerals of the Penobsquis and Millstream deposits, southern New Brunswick, Canada, The Canadian Mineralogist, 43, 1469-1487 [view file]

Iliev M N, Hadjiev V G, Mendoza M E, Pascual J (2007) Raman spectroscopy of multiferroic trigonal boracite Co₃B₇O₁₃Cl, Physical Review B, 76, 214112-5

Xiong, Y (2020) Experimental determination of the solubility constant of kurnakovite, MgB₃O₃(OH)₅·5H₂O, American Mineralogist, 105, 977-983