,32.2531,-110.948 R050414 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Richterite R050414

Name: Richterite
RRUFF ID: R050414
Ideal Chemistry: Na(NaCa)Mg₅Si₈O₂₂(OH)₂
Locality: Kokcha Valley, Badakhshan, Afghanistan
Source: Marcus Origlieri
Owner: RRUFF
Description: Transparent pale yellowish-green bladed crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

Mineral Group: [ amphibole (107) ]

Quick search: [ All Richterite samples (6) ]

CHEMISTRY

RRUFF ID:	R050414.2
Sample Description:	Microprobe fragment
Measured Chemistry:	(Na_0.67K_0.33)_Σ=1(Ca_1.19Na_0.81)_Σ=2Mg_5.00(Si_7.80Al_0.19Ti_0.01)_Σ=8O₂₂((OH)_1.58F_0.42)_Σ=2

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:

R050414

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 30% of 150mW

DOWNLOADS:

	Raman Data (RAW)
	RRUFF File

INFRARED SPECTRUM (Attenuated Total Reflectance)

RRUFF ID:

R050414.1

Instrument settings:

SensIR Durascope on a Nicolet Magna 860 FTIR

Resolution:

DOWNLOADS:

	Infrared Data (Processed)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050414.1

Sample Description:

Powder

Cell Refinement Output:

a: 9.9977(4)Å b: 17.9728(8)Å c: 5.2690(2)Å
alpha: 90° beta: 106.118(4)° gamma: 90° Volume: 909.54(5)Å³ Crystal System: monoclinic

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 Richterite
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]
Breithaupt J F A (1865) Mineralogische Studien. 25. Richterit, Berg- und Huttenmannische Zeitung, 24, 364-364 [view file]
Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052 [view file]
Steel E, Wylie A (1981) Mineralogical characteristics of asbestos, 1, in Geology of Asbestos Deposits Edwards Brothers, Inc. Ann Arbor, MI. 93-99
Goldman D S, Rossman G R (1982) The identification of Fe²⁺ in the M4 site of calcic amphiboles: reply, American Mineralogist, 67, 340-342 [view file]
Dorling M, Zussman J (1985) An investigation of nephrite jade by electron microscopy, Mineralogical Magazine, 49, 31-36 [view file]
Oberti R, Ungaretti L, Cannillo E, Hawthorne F C (1992) The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite, European Journal of Mineralogy, 4, 425-439
Oberti R, Hawthorne F C, Ungaretti L, Cannillo E (1993) The behaviour of Mn in amphiboles: Mn in richterite, European Journal of Mineralogy, 5, 43-51
Robert J L, Della Ventura G, Raudsepp M, Hawthorne F C (1993) Rietveld structure refinement of synthetic strontium-rich potassium-richterites, European Journal of Mineralogy, 5, 199-206
Hawthorne F C, Della Ventura G, Robert J L, Welch M D, Raudsepp M, Jenkins D M (1997) A Rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join, American Mineralogist, 82, 708-716 [view file]
Robert J L, Della Ventura G, Hawthorne F C (1999) Near-infrared study of short-range disorder of OH and F in monoclinic amphiboles, American Mineralogist, 84, 86-91 [view file]
Hawthorne F C, Oberti R, Zanetti A (2008) The crystal chemistry of alkali amphiboles from the Kajlidongri Manganese Mine, India, The Canadian Mineralogist, 46, 455-466 [view file]
Su S C (2008) in How to use the d-spacing/interfacial angle tables to index zone-axis patterns of amphibole asbestos minerals obtained by selected area electron diffraction in transmission electron microscope Asbestos Analysis Consulting Newark, Delaware 1-160 [view file]
Oberti R, Boiocchi M, Zema M, Ventura G D (2016) Synthetic potassic-ferro-richterite: 1. Composition, crystal structure refinement, and HT Behavior by in operando single-crystal X-ray diffraction, The Canadian Mineralogist, 54, 353-369
Ventura G D, Redhammer G J, Robert J, Sergent J, Iezzi G, Cavallo A (2016) Crystal-chemistry of synthetic amphiboles along the richterite—ferro-richterite join: A combined spectroscopic (FTIR, Mössbauer), XRPD, and microchemical study, The Canadian Mineralogist, 54, 97-114
Day M C, Hawthorne F C, Susta U, Della Ventura G, Harlow G E (2018) Short-range order-disorder in gem richterite and pargasite from Afghanistan: Crystal-structure refinement and infrared spectroscopy, The Canadian Mineralogist, 56, 939-950
Tribaudino M, Hovis G L, Almer C, Leaman A (2022) Thermal expansion of minerals in the amphibole supergroup, American Mineralogist, 107, 1302-1312
Su S C in A preliminary characterization of “Libby-type amphiboles” by SAED (Selected Area Electron Diffraction) Batta Labratories, Inc. Newark, Delaware 1-7 [view file]

REFERENCES for Richterite

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]

Breithaupt J F A (1865) Mineralogische Studien. 25. Richterit, Berg- und Huttenmannische Zeitung, 24, 364-364 [view file]

Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052 [view file]

Steel E, Wylie A (1981) Mineralogical characteristics of asbestos, 1, in Geology of Asbestos Deposits Edwards Brothers, Inc. Ann Arbor, MI. 93-99

Goldman D S, Rossman G R (1982) The identification of Fe²⁺ in the M4 site of calcic amphiboles: reply, American Mineralogist, 67, 340-342 [view file]

Dorling M, Zussman J (1985) An investigation of nephrite jade by electron microscopy, Mineralogical Magazine, 49, 31-36 [view file]

Oberti R, Ungaretti L, Cannillo E, Hawthorne F C (1992) The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite, European Journal of Mineralogy, 4, 425-439

Oberti R, Hawthorne F C, Ungaretti L, Cannillo E (1993) The behaviour of Mn in amphiboles: Mn in richterite, European Journal of Mineralogy, 5, 43-51

Robert J L, Della Ventura G, Raudsepp M, Hawthorne F C (1993) Rietveld structure refinement of synthetic strontium-rich potassium-richterites, European Journal of Mineralogy, 5, 199-206

Hawthorne F C, Della Ventura G, Robert J L, Welch M D, Raudsepp M, Jenkins D M (1997) A Rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join, American Mineralogist, 82, 708-716 [view file]

Robert J L, Della Ventura G, Hawthorne F C (1999) Near-infrared study of short-range disorder of OH and F in monoclinic amphiboles, American Mineralogist, 84, 86-91 [view file]

Hawthorne F C, Oberti R, Zanetti A (2008) The crystal chemistry of alkali amphiboles from the Kajlidongri Manganese Mine, India, The Canadian Mineralogist, 46, 455-466 [view file]

Su S C (2008) in How to use the d-spacing/interfacial angle tables to index zone-axis patterns of amphibole asbestos minerals obtained by selected area electron diffraction in transmission electron microscope Asbestos Analysis Consulting Newark, Delaware 1-160 [view file]

Oberti R, Boiocchi M, Zema M, Ventura G D (2016) Synthetic potassic-ferro-richterite: 1. Composition, crystal structure refinement, and HT Behavior by in operando single-crystal X-ray diffraction, The Canadian Mineralogist, 54, 353-369

Ventura G D, Redhammer G J, Robert J, Sergent J, Iezzi G, Cavallo A (2016) Crystal-chemistry of synthetic amphiboles along the richterite—ferro-richterite join: A combined spectroscopic (FTIR, Mössbauer), XRPD, and microchemical study, The Canadian Mineralogist, 54, 97-114

Day M C, Hawthorne F C, Susta U, Della Ventura G, Harlow G E (2018) Short-range order-disorder in gem richterite and pargasite from Afghanistan: Crystal-structure refinement and infrared spectroscopy, The Canadian Mineralogist, 56, 939-950

Tribaudino M, Hovis G L, Almer C, Leaman A (2022) Thermal expansion of minerals in the amphibole supergroup, American Mineralogist, 107, 1302-1312

Su S C in A preliminary characterization of “Libby-type amphiboles” by SAED (Selected Area Electron Diffraction) Batta Labratories, Inc. Newark, Delaware 1-7 [view file]