Fluorapophyllite-(K) R050084

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Record 221 of 552  

Name: Fluorapophyllite-(K)
RRUFF ID: R050084
Ideal Chemistry: KCa4Si8O20F·8H2O
Locality: near Ahmednagar, Maharashtra, India
Source: Rock Currier
Owner: RRUFF
Description: Greenish-white prismatic single crystal associated with scolecite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apophyllite (7) ]
Quick search: [ All Fluorapophyllite-(K) samples (4) ]
RRUFF ID: R050084.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.98Na0.02)Ca4.00Si8.00O20F1.00·8H2O
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: L00128
Orientation: Laser parallel to  c*  (0 0 1).     Fiducial mark perpendicular to laser is parallel to  a   [1 0 0].

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RRUFF ID: R050084
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050084.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050084.1
Sample Description: Powder
Cell Refinement Output: a: 8.9724(7)Å    b: 8.9724(7)Å    c: 15.7979(5)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 1271.8(2)Å3    Crystal System: tetragonal
  File Type Information Close
Calculated diffraction file.

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

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

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REFERENCES for Fluorapophyllite-(K)

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]

Lucas J A H (1806) XIII Espèce. Apophyllite, in Tableau Méthodique des Espèces Minérales, Première Partie Chez Levrault Paris 266-268   [view file]

Chao G Y (1971) The refinement of the crystal structure of apophyllite II. Determination of the hydrogen positions by x-ray diffraction, American Mineralogist, 56, 1234-1242   [view file]

Dunn P J, Rouse R C, Norberg J A, Peacor D R (1978) Hydroxyapophyllite, a new mineral, and a redefinition of the apophyllite group I. Description, occurrences, and nomenclature II. Crystal structure, American Mineralogist, 63, 196-202   [view file]

Dunn P J, Wilson W E (1978) Nomenclature revisions in the apophyllite group: hydroxyapophyllite apophyllite fluorapophyllite, The Mineralogical Record, 9, 95-98   [view file]

Jambor J L, Puziewicz J (1992) New mineral names, American Mineralogist, 77, 1116-1121   [view file]

Ståhl K (1993) A neutron powder diffraction study of partially dehydrated fluorapophyllite, KCa4Si8O20F6·9H2O, European Journal of Mineralogy, 5, 845-849

Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record, 39, 131-135   [view file]

Hatert F, Mills S J, Pasero M, Williams P A (2013) CNMNC guidelines for the use of suffixes and prefixes in mineral nomenclature, and for the preservation of historical names, European Journal of Mineralogy, 25, 113-115

Hîrtopanu P, Dumitras D G, Marincea Ş, Călin N (2022) Inesite, hubeite, ruizite, apophyllite, and manganoan ilvaite from Cavnic, Eastern Carpathians, Romania, Carpathian Journal of Earth and Environmental Sciences, 17, 387-400   [view file]

Seryotkin Y V, Kupriyanov I N, Ignatov M A (2023) Single‑crystal X‑ray diffraction and IR‑spectroscopy studies of potassium‑deficient fluorapophyllite‑(K), Physics and Chemistry of Minerals, 50, 6