R050644 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Enstatite R050644

Name: Enstatite
RRUFF ID: R050644
Ideal Chemistry: Mg₂Si₂O₆
Locality: Morogoro, Tanzania
Source: Jibamitra Ganguly
Owner: RRUFF
Description: Light brown crystal fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

Mineral Group: [ pyroxene (81) ]

Quick search: [ All Enstatite samples (17) ]

CHEMISTRY

RRUFF ID:	R050644.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(Mg_0.90Fe_0.10)SiO₃
Reference File:	[ View PDF ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Sample is oriented, mounted onto a pin and polished

Pin ID:

L01041

Orientation:

Laser parallel to -a* (-1 0 0). Fiducial mark perpendicular to laser is parallel to -b [0 -1 0].

DOWNLOADS:

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

Raman Mode Analysis

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R050644

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

INFRARED SPECTRUM (Attenuated Total Reflectance)

RRUFF ID:

R050644.1

Instrument settings:

SensIR Durascope on a Nicolet Magna 860 FTIR

Resolution:

DOWNLOADS:

	Infrared Data (Processed)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050644.1

Sample Description:

Powder

Cell Refinement Output:

a: 18.240(4)Å b: 8.8359(9)Å c: 5.189(1)Å
alpha: 90° beta: 90° gamma: 90° Volume: 836.3(2)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.

File Type Information

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

DOWNLOADS:

	Cell Refinement Data
	Cell Refinement Output Data
	DIF File
	X-ray Data (XY - Processed)
	RRUFF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Enstatite
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]
Kenngott A (1855) Mineralogische Notizen, betreffend die bekannten Species: Karstenit, Dolomit, Millerit, Turmalin, Galaktit, Wasser, Plagionit, Diopsid, Zinkit, Calcit und Felsöbanyt, sowie zwei neue: den Enstatit im Geschlechte der Augit-Spathe und den Pseudophit im Geschlechte der Serpentin-Steatite, Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, 16, 152-179 [view file]
Warren B E, Modell D I (1930) The structure of enstatite MgSiO₃, Zeitschrift für Kristallographie, 75, 1-14 [view file]
Kuno H (1954) Study of orthopyroxenes from volcanic rocks, American Mineralogist, 39, 30-46
Howie R A (1963) Cell parameters of orthopyroxenes, Mineralogical Society of America: Special Papers, 1, 213-222 [view file]
Binns R A (1970) Pryoxenes from non-carbonaceous chondritic meteorites, Mineralogical Magazine, 37, 649-669 [view file]
Perry C H, Agrawal D K, Anastassakis E, Lowndes R P, Tornberg N E (1972) Far infrared and Raman spectroscopic investigations of lunar materials from Apollo 11, 12, 14, and 15, Proceedings of the Third Lunar Science Conference, 3, 3077-3095 [view file]
Turnock A C, Lindsley D H, Grover J E (1973) Synthesis and unit cell parameters of Ca-Mg-Fe pyroxenes, American Mineralogist, 58, 50-59 [view file]
Dunn P J (1975) On gem orthopyroxenes: enstatite and bronzite, Gems & Gemology, 15, 118-122 [view file]
Bailey S W (1977) Report of the I.M.A-I.U.Cr. Joint Committee on Nomenclature, American Mineralogist, 62, 411-415 [view file]
Veblen D R, Buseck P R, Burnham C W (1977) Asbestiform chain silicates: New minerals and structural groups, Science, 198, 359-365 [view file]
Cameron M, Papike J J (1981) Structural and chemical variations in pyroxenes, American Mineralogist, 66, 1-50 [view file]
Ohashi, Y. (1984) Polysynthetically-twinned structures of enstatite and wollastonite, Physics and Chemistry of Minerals, 10, 217-229
Ghose S, Schomaker V, Mcmullan R K (1986) Enstatite, Mg₂Si₂O₆ - a neutron-diffraction refincement of the crystal structure and a rigid-body analysis of the thermal variation, Zeitschrift für Kristallographie, 176, 159-175 [view file]
Wicks F J (1986) Lizardite and its parent enstatite: a study by X-ray diffraction and transmission electron microscopy, The Canadian Mineralogist, 24, 775-788 [view file]
Tazzoli V, Domeneghetti M C (1987) Crystal-Chemistry of Natural and Heated Aluminous Orthopyroxenes, Physics and Chemistry of Minerals, 15, 131-139
Morimoto N (1988) Nomenclature of pyroxenes, Mineralogical Magazine, 52, 535-550 [view file]
Angel R J, Gasparik T, Finger L W (1989) Crystal structure of a Cr²⁺-bearing pyroxene, American Mineralogist, 74, 599-603 [view file]
Angel RJ, Chopelas A, Ross NL (1992) Stability of high-density clinoenstatite at upper-mantle pressures, Nature, 358, 322-324
Domeneghetti M C, Molin G M, Stimpfl M, Tribaudino M (1995) Orthopyroxene from the Serra de Mage meteorite: Structure refinement and estimation of C2/c pyroxene contributions to apparent Pbca diffraction violations, American Mineralogist, 80, 923-929 [view file]
Ford F D, Skippen G B (1997) Petrology of the Flinton Creek metaperidotites: enstatite - magnesite and anthophyllite - magnesite assemblages from the Grenville Province, The Canadian Mineralogist, 35, 1221-1236 [view file]
Huang E, Chen C H, Huang T, Lin E H, Xu J (2000) Raman spectroscopic characteristics of Mg-Fe-Ca pyroxenes, American Mineralogist, 85, 473-479 [view file]
Ulmer P, Stalder R (2001) The Mg(Fe)SiO₃ orthoenstatite-clinoenstatite transitions at high pressures and temperatures determined by Raman-spectroscopy on quenched samples, American Mineralogist, 86, 1267-1274 [view file]
Wang A, Jolliff B L, Haskin L A, Kuebler K E, Viskupic K M (2001) Characterization and comparison of structural and compositional features of planetary quadrilateral pyroxenes by Raman spectroscopy, American Mineralogist, 86, 790-806 [view file]
Weng Y H, Presnall D C (2001) The system diopside - forsterite - enstatite at 5.1 GPa: a ternary model for melting of the mantle, The Canadian Mineralogist, 39, 299-308 [view file]
Jiang D, Fujino K, Tomioka N, Hosoya T, Das K (2002) High temperature X-ray diffraction study of enstatite up to the melting point, Journal of Mineralogical and Petrological Sciences, 97, 20-31 [view file]
Tribaudino M, Nestola F (2002) Average and local structure in P2₁/c clinopyroxenes along the join diopside-enstatite (CaMgSi₂O₆-Mg₂Si₂O₆), European Journal of Mineralogy, 14, 549-555
Lin C C (2003) Pressure-induced metastable phase transition in orthoenstatite (MgSiO₃) at room temperature: a Raman spectroscopic study, Journal of Solid State Chemistry, 174, 403-411
Nestola F, Tribaudino M (2003) The structure of Pbca orthopyroxenes along the join diopside-enstatite (CaMgSi₂O₆-Mg₂Si₂O₆), European Journal of Mineralogy, 15, 365-371
Lin C C (2004) Pressure-induced polymorphism in enstatite (MgSiO₃) at room temperature: clinoenstatite and orthoenstatite, Journal of Physics and Chemistry of Solids, 65, 913-921
Hamilton V E, McSween H Y, Hapke B (2005) Mineralogy of Martian atmospheric dust inferred from thermal infrared spectra of aerosols, Journal of Geophysical Research, 110, E12006 [link]
Cámara F, Iezzi G, Tiepolo M, Oberti R (2006) The crystal chemistry of lithium and Fe³⁺ in synthetic orthopyroxene, Physics and Chemistry of Minerals, 33, 475-483
Nestola F, Gatta G D, Ballaran T B (2006) The effect of Ca substitution on the elastic and structural behavior of orthoenstatite, American Mineralogist, 91, 809-815 [view file]
Zhang M, Hui Q, Lou X J, Redfern S A T, Salje E K H, Tarantino S C (2006) Dehydroxylation, proton migration, and structural changes in heated talc: An infrared spectroscopic study, American Mineralogist, 91, 816-825 [view file]
Smyth J R, Mierdel K, Keppler H, Langenhorst F, Dubrovinsky L, Nestola F (2007) Crystal chemistry of hydration in aluminous orthopyroxene, American Mineralogist, 92, 973-976 [view file]
Nestola F, Ballaran T B, Balić-Žunić T, Secco L, Dal Negro A (2008) The high-pressure behavior of an Al- and Fe-rich natural orthopyroxene, American Mineralogist, 93, 644-652 [view file]
Papike J J, Karner J M, Shearer C K, Burger P V (2009) Silicate mineralogy of martian meteorites, Geochimica et Cosmochimica Acta, 73, 7443-7485
Stalder R, Kronz A, Schmidt B C (2009) Raman spectroscopy of synthetic (Mg,Fe)SiO₃ single crystals. An analytical tool for natural orthopyroxenes, European Journal of Mineralogy, 21, 27-32
Periotto B, Balić-Žunić T, Nestola F, Katerinopoulou A, Angel R J (2012) Re-investigation of the crystal structure of enstatite under high-pressure conditions, American Mineralogist, 97, 1741-1748 [view file]
Zhang J S, Dera P, Bass J D (2012) A new high-pressure phase transition in natural Fe-bearing orthoenstatite, American Mineralogist, 97, 1070-1074 [view file]
Jacob D, Palatinus L, Cuvillier P, Leroux H, Domeneghetti C, Cámara F (2013) Ordering state in orthopyroxene as determined by precession electron diffraction, American Mineralogist, 98, 1526-1534 [view file]
Zhang J S, Reynard B, Montagnac G, Wang R C, Bass J D (2013) Pressure-induced Pbca-P2₁/c phase transition of natural orthoenstatite: Compositional effect and its geophysical implications, American Mineralogist, 98, 986-992 [view file]
Liermann H P, Konȏpková Z, Morgenroth W, Glazyrin K, Bednarčik J, McBride E E, Petitgirard S, Delitz J T, Wendt M, Bican Y, Ehnes A, Schwark I, Rothkirch A, Tischer M, Heuer J, Schulte-Schrepping H, Kracht T, Franz H (2015) The extreme contitions beamline P02.2 and the extreme contitions science infrastructure at PETRA III, Journal of Synchrotron Radiation, 22, 1-17
Scandolo L, Mazzucchelli M L, Alvaro M, Nestola F, Pandolfo F, Domeneghetti M C (2015) Thermal expansion behaviour of orthopyroxenes: the role of the Fe-Mn substitution, Mineralogical Magazine, 79, 71-87 [view file]
Dohmen R, Heege J H, Becker H, Chakraborty S (2016) Fe-Mg interdiffusion in orthopyroxene, American Mineralogist, 101, 2210-2221
Nespolo M, Aroyo M I (2016) The modular structure of pyroxenes, European Journal of Mineralogy, 28, 189-203
Ohi S, Miyake A (2016) Phase transitions between high- and low-temperature orthopyroxene in the Mg₂Si₂O₆-Fe₂Si₂O₆ system, American Mineralogist, 101, 1414-1422
Morrison S M, Downs R T, Blake D F, Prabhu A, Eleish A, Vaniman D T, Ming D W, Rampe E B, Hazen R M, Achilles C N, Treiman A H, Yen A S, Morris R V, Bristow T F, Chipera S J, Sarrazin P C, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Relationships between unit-cell parameters and composition for rock-forming minerals on Earth, Mars, and other extraterrestrial bodies, American Mineralogist, 103, 848-856 [view file]
Morrison S M, Downs R T, Blake D F, Vaniman D T, Ming D W, Hazen R M, Treiman A H, Achilles C N, Yen A S, Morris R V, Rampe E B, Bristow T F, Chipera S J, Sarrazin P C, Gellert R, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Crystal chemistry of martian minerals from Bradbury Landing through Naukluft Plateau, Gale crater, Mars, American Mineralogist, 103, 857-871 [view file]
Yang Y, Liu W, Qi Z, Wang Z , Smyth J R , Xia Q (2019) Re-configuration and interaction of hydrogen sites in olivine at high temperature and high pressure, American Mineralogist, 104, 878-889

REFERENCES for Enstatite

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]

Kenngott A (1855) Mineralogische Notizen, betreffend die bekannten Species: Karstenit, Dolomit, Millerit, Turmalin, Galaktit, Wasser, Plagionit, Diopsid, Zinkit, Calcit und Felsöbanyt, sowie zwei neue: den Enstatit im Geschlechte der Augit-Spathe und den Pseudophit im Geschlechte der Serpentin-Steatite, Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, 16, 152-179 [view file]

Warren B E, Modell D I (1930) The structure of enstatite MgSiO₃, Zeitschrift für Kristallographie, 75, 1-14 [view file]

Kuno H (1954) Study of orthopyroxenes from volcanic rocks, American Mineralogist, 39, 30-46

Howie R A (1963) Cell parameters of orthopyroxenes, Mineralogical Society of America: Special Papers, 1, 213-222 [view file]

Binns R A (1970) Pryoxenes from non-carbonaceous chondritic meteorites, Mineralogical Magazine, 37, 649-669 [view file]

Perry C H, Agrawal D K, Anastassakis E, Lowndes R P, Tornberg N E (1972) Far infrared and Raman spectroscopic investigations of lunar materials from Apollo 11, 12, 14, and 15, Proceedings of the Third Lunar Science Conference, 3, 3077-3095 [view file]

Turnock A C, Lindsley D H, Grover J E (1973) Synthesis and unit cell parameters of Ca-Mg-Fe pyroxenes, American Mineralogist, 58, 50-59 [view file]

Dunn P J (1975) On gem orthopyroxenes: enstatite and bronzite, Gems & Gemology, 15, 118-122 [view file]

Bailey S W (1977) Report of the I.M.A-I.U.Cr. Joint Committee on Nomenclature, American Mineralogist, 62, 411-415 [view file]

Veblen D R, Buseck P R, Burnham C W (1977) Asbestiform chain silicates: New minerals and structural groups, Science, 198, 359-365 [view file]

Cameron M, Papike J J (1981) Structural and chemical variations in pyroxenes, American Mineralogist, 66, 1-50 [view file]

Ohashi, Y. (1984) Polysynthetically-twinned structures of enstatite and wollastonite, Physics and Chemistry of Minerals, 10, 217-229

Ghose S, Schomaker V, Mcmullan R K (1986) Enstatite, Mg₂Si₂O₆ - a neutron-diffraction refincement of the crystal structure and a rigid-body analysis of the thermal variation, Zeitschrift für Kristallographie, 176, 159-175 [view file]

Wicks F J (1986) Lizardite and its parent enstatite: a study by X-ray diffraction and transmission electron microscopy, The Canadian Mineralogist, 24, 775-788 [view file]

Tazzoli V, Domeneghetti M C (1987) Crystal-Chemistry of Natural and Heated Aluminous Orthopyroxenes, Physics and Chemistry of Minerals, 15, 131-139

Morimoto N (1988) Nomenclature of pyroxenes, Mineralogical Magazine, 52, 535-550 [view file]

Angel R J, Gasparik T, Finger L W (1989) Crystal structure of a Cr²⁺-bearing pyroxene, American Mineralogist, 74, 599-603 [view file]

Angel RJ, Chopelas A, Ross NL (1992) Stability of high-density clinoenstatite at upper-mantle pressures, Nature, 358, 322-324

Domeneghetti M C, Molin G M, Stimpfl M, Tribaudino M (1995) Orthopyroxene from the Serra de Mage meteorite: Structure refinement and estimation of C2/c pyroxene contributions to apparent Pbca diffraction violations, American Mineralogist, 80, 923-929 [view file]

Ford F D, Skippen G B (1997) Petrology of the Flinton Creek metaperidotites: enstatite - magnesite and anthophyllite - magnesite assemblages from the Grenville Province, The Canadian Mineralogist, 35, 1221-1236 [view file]

Huang E, Chen C H, Huang T, Lin E H, Xu J (2000) Raman spectroscopic characteristics of Mg-Fe-Ca pyroxenes, American Mineralogist, 85, 473-479 [view file]

Ulmer P, Stalder R (2001) The Mg(Fe)SiO₃ orthoenstatite-clinoenstatite transitions at high pressures and temperatures determined by Raman-spectroscopy on quenched samples, American Mineralogist, 86, 1267-1274 [view file]

Wang A, Jolliff B L, Haskin L A, Kuebler K E, Viskupic K M (2001) Characterization and comparison of structural and compositional features of planetary quadrilateral pyroxenes by Raman spectroscopy, American Mineralogist, 86, 790-806 [view file]

Weng Y H, Presnall D C (2001) The system diopside - forsterite - enstatite at 5.1 GPa: a ternary model for melting of the mantle, The Canadian Mineralogist, 39, 299-308 [view file]

Jiang D, Fujino K, Tomioka N, Hosoya T, Das K (2002) High temperature X-ray diffraction study of enstatite up to the melting point, Journal of Mineralogical and Petrological Sciences, 97, 20-31 [view file]

Tribaudino M, Nestola F (2002) Average and local structure in P2₁/c clinopyroxenes along the join diopside-enstatite (CaMgSi₂O₆-Mg₂Si₂O₆), European Journal of Mineralogy, 14, 549-555

Lin C C (2003) Pressure-induced metastable phase transition in orthoenstatite (MgSiO₃) at room temperature: a Raman spectroscopic study, Journal of Solid State Chemistry, 174, 403-411

Nestola F, Tribaudino M (2003) The structure of Pbca orthopyroxenes along the join diopside-enstatite (CaMgSi₂O₆-Mg₂Si₂O₆), European Journal of Mineralogy, 15, 365-371

Lin C C (2004) Pressure-induced polymorphism in enstatite (MgSiO₃) at room temperature: clinoenstatite and orthoenstatite, Journal of Physics and Chemistry of Solids, 65, 913-921

Hamilton V E, McSween H Y, Hapke B (2005) Mineralogy of Martian atmospheric dust inferred from thermal infrared spectra of aerosols, Journal of Geophysical Research, 110, E12006 [link]

Cámara F, Iezzi G, Tiepolo M, Oberti R (2006) The crystal chemistry of lithium and Fe³⁺ in synthetic orthopyroxene, Physics and Chemistry of Minerals, 33, 475-483

Nestola F, Gatta G D, Ballaran T B (2006) The effect of Ca substitution on the elastic and structural behavior of orthoenstatite, American Mineralogist, 91, 809-815 [view file]

Zhang M, Hui Q, Lou X J, Redfern S A T, Salje E K H, Tarantino S C (2006) Dehydroxylation, proton migration, and structural changes in heated talc: An infrared spectroscopic study, American Mineralogist, 91, 816-825 [view file]

Smyth J R, Mierdel K, Keppler H, Langenhorst F, Dubrovinsky L, Nestola F (2007) Crystal chemistry of hydration in aluminous orthopyroxene, American Mineralogist, 92, 973-976 [view file]

Nestola F, Ballaran T B, Balić-Žunić T, Secco L, Dal Negro A (2008) The high-pressure behavior of an Al- and Fe-rich natural orthopyroxene, American Mineralogist, 93, 644-652 [view file]

Papike J J, Karner J M, Shearer C K, Burger P V (2009) Silicate mineralogy of martian meteorites, Geochimica et Cosmochimica Acta, 73, 7443-7485

Stalder R, Kronz A, Schmidt B C (2009) Raman spectroscopy of synthetic (Mg,Fe)SiO₃ single crystals. An analytical tool for natural orthopyroxenes, European Journal of Mineralogy, 21, 27-32

Periotto B, Balić-Žunić T, Nestola F, Katerinopoulou A, Angel R J (2012) Re-investigation of the crystal structure of enstatite under high-pressure conditions, American Mineralogist, 97, 1741-1748 [view file]

Zhang J S, Dera P, Bass J D (2012) A new high-pressure phase transition in natural Fe-bearing orthoenstatite, American Mineralogist, 97, 1070-1074 [view file]

Jacob D, Palatinus L, Cuvillier P, Leroux H, Domeneghetti C, Cámara F (2013) Ordering state in orthopyroxene as determined by precession electron diffraction, American Mineralogist, 98, 1526-1534 [view file]

Zhang J S, Reynard B, Montagnac G, Wang R C, Bass J D (2013) Pressure-induced Pbca-P2₁/c phase transition of natural orthoenstatite: Compositional effect and its geophysical implications, American Mineralogist, 98, 986-992 [view file]

Liermann H P, Konȏpková Z, Morgenroth W, Glazyrin K, Bednarčik J, McBride E E, Petitgirard S, Delitz J T, Wendt M, Bican Y, Ehnes A, Schwark I, Rothkirch A, Tischer M, Heuer J, Schulte-Schrepping H, Kracht T, Franz H (2015) The extreme contitions beamline P02.2 and the extreme contitions science infrastructure at PETRA III, Journal of Synchrotron Radiation, 22, 1-17

Scandolo L, Mazzucchelli M L, Alvaro M, Nestola F, Pandolfo F, Domeneghetti M C (2015) Thermal expansion behaviour of orthopyroxenes: the role of the Fe-Mn substitution, Mineralogical Magazine, 79, 71-87 [view file]

Dohmen R, Heege J H, Becker H, Chakraborty S (2016) Fe-Mg interdiffusion in orthopyroxene, American Mineralogist, 101, 2210-2221

Nespolo M, Aroyo M I (2016) The modular structure of pyroxenes, European Journal of Mineralogy, 28, 189-203

Ohi S, Miyake A (2016) Phase transitions between high- and low-temperature orthopyroxene in the Mg₂Si₂O₆-Fe₂Si₂O₆ system, American Mineralogist, 101, 1414-1422

Morrison S M, Downs R T, Blake D F, Prabhu A, Eleish A, Vaniman D T, Ming D W, Rampe E B, Hazen R M, Achilles C N, Treiman A H, Yen A S, Morris R V, Bristow T F, Chipera S J, Sarrazin P C, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Relationships between unit-cell parameters and composition for rock-forming minerals on Earth, Mars, and other extraterrestrial bodies, American Mineralogist, 103, 848-856 [view file]

Morrison S M, Downs R T, Blake D F, Vaniman D T, Ming D W, Hazen R M, Treiman A H, Achilles C N, Yen A S, Morris R V, Rampe E B, Bristow T F, Chipera S J, Sarrazin P C, Gellert R, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Crystal chemistry of martian minerals from Bradbury Landing through Naukluft Plateau, Gale crater, Mars, American Mineralogist, 103, 857-871 [view file]

Yang Y, Liu W, Qi Z, Wang Z , Smyth J R , Xia Q (2019) Re-configuration and interaction of hydrogen sites in olivine at high temperature and high pressure, American Mineralogist, 104, 878-889