Appl Note 101

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                                Powder Diffraction of Asbestos

 

Introduction

Common Phases

Amphiboles:

Mineral Name Chemical Formula
Tremolite Ca2(Mg,Fe)5Si8O22(OH)2
Anthophyllite Mg2(Mg,Fe2+)7Si8O22(OH)2
Actinolite (Ca,Fe)2Mg5Si8O22(OH)2
Riebeckite Na2(Mg,Fe2+)3Fe3+2Si8O22(OH)2
Grunerite (Mg,Fe2+)7Si8O22(OH)2
Cummingtonite (Mg,Fe2+)7Si8O22(OH)2

 

Serpentine:

Chrysolite (Mg,Fe)3Si2O5(OH)4

 

 

Phase Identification

Below  you find the calculated diffraction patterns some of asbestos minerals: just indication of complexity of crystal chemistry of amphiboles.

Tremolite

Hawthorne, F.C.;Grundy, H.D. The crystal chemistry of the amphiboles: IV. X-Ray and neutron
refinements of the crystal structure of tremolite. Canadian Mineralogist (1976), 14, 334-345

Anthophyllite

Walitzi, E.M.;Walter, F.;Ettinger, K. Verfeinerung der Kristallstruktur von Anthophyllite vom  Ochsenkogel/Gleinalpe, Oesterreich Zeitschrift fuer Kristallographie (149,1979-) and (1989), 188, 237-244
 

Actinolite

Urusov, V.S.;Zver'kova, O.N.;Yamnova, N.A.;Polosin, A.V. Complex refinement of the structure of actinolite. Vestnik Moskovskogo Universiteta, Geologiya (1987), 1987, 43-53

Riebeckite (crocidolite)

Hawthorne, F.C. The crystal chemistry of the amphiboles. VIII. The crystal structure and site chemistry of fluor-riebeckite. Canadian Mineralogist. (1978), 16, 187-194

http://www.atsdr.cdc.gov/asbestos/

http://www.geocities.com/neander97/features/asbestos-1.html

other

Other Application Notes are also available:

 

Note No

Title

 Author

Link to ApplNote
AN-101 Powder diffraction of Asbestos XRD.US http://www.xrd.us/applnote/asbestos.htm
AN-102 Powder diffraction of Catalysts XRD.US www.xrd.us/applnote/catalysts.htm
AN-103 Powder diffraction of Ceramics XRD.US www.xrd.us/applnote/ceramics.htm
AN-104 Powder diffraction of Chemicals XRD.US www.xrd.us/applnote/chemicals.htm
AN-105 Powder diffraction of Clays and clay minerals XRD.US www.xrd.us/applnote/clays.htm
AN-106 Powder diffraction of Clinker and cement XRD.US http://www.xrd.us/applnote/clinker and cement.htm
AN-107 Powder diffraction of Composite materials XRD.US http://www.xrd.us/applnote/composite materials.htm
AN-108 Powder diffraction of Corrosion products XRD.US http://www.xrd.us/applnote/corrosion products.htm
AN-109 Powder diffraction for Environmental Appl XRD.US http://www.xrd.us/applnote/environmental.htm
AN-1010 Powder diffraction of Fly ash XRD.US www.xrd.us/applnote/fly ash.htm
AN-1011 Powder diffraction of Forensics XRD.US http://www.xrd.us/applnote/forensics.htm
AN-1012 Powder diffraction of Industrial wastes XRD.US http://www.xrd.us/applnote/industrial wastes.htm
AN-1013 Powder diffraction of Metals and alloys XRD.US http://www.xrd.us/applnote/metals and alloys.htm
AN-1014 Powder diffraction for  Mineral studies XRD.US http://www.xrd.us/applnote/minerals.htm
AN-1015 Powder diffraction for Mining XRD.US http://www.xrd.us/applnote/mining.htm
AN-1016 Powder diffraction of Nanomaterials XRD.US http://www.xrd.us/applnote/nanomaterials.htm
AN-1017 Powder diffraction for Oil drilling XRD.US http://www.xrd.us/applnote/oil drilling.htm
AN-1018 Powder diffraction in Patent process XRD.US http://www.xrd.us/applnote/patent infringment.htm
AN-1019 Powder diffraction of Pharmaceuticals XRD.US http://www.xrd.us/applnote/pharmaceuticals.htm
AN-1020 Powder diffraction of Plastics, fibers & textiles XRD.US http://www.xrd.us/applnote/plastic fiber textile.htm
AN-1021 Powder diffraction of Raw materials XRD.US http://www.xrd.us/applnote/raw materials.htm
AN-1022 Powder diffraction of Refractory materials XRD.US http://www.xrd.us/applnote/refractory materials.htm
AN-1023 Powder diffraction of Rocks XRD.US http://www.xrd.us/applnote/rocks.htm
AN-1024 Powder diffraction of Semiconductors XRD.US http://www.xrd.us/applnote/semiconductors.htm
AN-1025 Powder diffraction of Soils XRD.US http://www.xrd.us/applnote/soils.htm

 

 

 

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