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Name: Varennesite RRUFF ID: R110194 Ideal Chemistry: Na8Mn2Si10O25(OH,Cl)2·12H2O Locality: Demix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Monteregie, Quebec, Canada Source: Donald Doell [view label] Owner: RRUFF Description: Pale to dirty yellow platy Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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| POWDER DIFFRACTION | |||||||
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| RRUFF ID: | R110194.9 | ||||||
| Sample Description: | Single crystal, powder profile is calculated | ||||||
| Cell Refinement Output: |
a: 13.493(3)Å b: 14.579(5)Å c: 17.343(6)Å alpha: 90° beta: 90° gamma: 90° Volume: 3412(2)Å3 Crystal System: orthorhombic |
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| REFERENCES for Varennesite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Grice J D, Gault R A (1995) Varennesite, a new species of hydrated Na-Mn silicate with a unique monophyllosilicate structure, The Canadian Mineralogist, 33, 1073-1081 [view file] |
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Jambor J L, Pertsev N N, Roberts A C (1996) New mineral names, American Mineralogist, 81, 766-770 [view file] |
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