Margarosanite R120111

Name: Margarosanite
RRUFF ID: R120111
Ideal Chemistry: Ca2PbSi3O9
Locality: Parker shaft, Franklin, New Jersey, USA
Source: Caltech H-2644 [view label]
Owner: RRUFF
Description: Pearly, colorless cleavages
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Margarosanite (3) ]
Sample Description: Unoriented, but on the cleavage face

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RRUFF ID: R120111
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R120111
Sample Description: Powder
Instrument settings: none
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RRUFF ID: R120111.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.748(3)Å    b: 9.549(5)Å    c: 6.693(3)Å
alpha: 110.12(3)°    beta: 102.96(2)°    gamma: 83.21(3)°   Volume: 394.2(2)Å3    Crystal System: triclinic
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Margarosanite

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]

Ford W E, Bradley W M (1916) Margarosanite, a new lead-calcium silicate from Franklin, N. J., American Journal of Science, 42, 159-162   [view file]

Gordon S G (1916) New species, American Mineralogist, 1, 86-88   [view file]

Glasser F P, Dent Glasser L S (1964) Additional notes on margarosanite, American Mineralogist, 49, 781-782   [view file]

Ito J (1968) Synthesis of some lead calcium zinc silicates, American Mineralogist, 53, 231-240   [view file]

Welin E (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden, Arkiv för Mineralogi och Geologi, 4, 499-541

Freed R L, Peacor D R (1969) Determination and refinement of the crystal structure of margarosanite, PBCa2Si3O9, Zeitschrift für Kristallographie, 128, 213-228   [view file]

Dunn P J (1985) The lead silicates from Franklin, New Jersey: occurrence and composition, Mineralogical Magazine, 49, 721-727   [view file]

Charalampides G, Linqvist B (1988) Chapter 4, Ganomalite, margarosanite and molybdophyllite from Långban, south-central Sweden, and synthetic equivalents, in Compositional Variations of Natural and Synthetic Lead Silicates of Langban-type Dissertation submitted to Meddelanden från Stockholms Universitets Geologiska Nr273, 1-24   [view file]

Ercit T S, Cooper M A, Hawthorne F C (1998) The crystal structure of vuonnemite, Na11Ti4+Nb2(Si2O7)2(PO4)2O3(F,OH), a phosphate-bearing sorosilicate of the lomonosovite group, The Canadian Mineralogist, 36, 1311-1320   [view file]

Gaft M, Yeates H, Nagli L (2013) Laser-induced time-resolved luminescence of natural margarosanite Pb(Ca,Mn)2Si3O9. swedenborgite NaBe4SbO7 and walstromite BaCa2Si3O9, European Journal of Mineralogy, 25, 71-77

Callegari A M, Boiocchi M (2016) Crystal structure refinement of margarosanite PbCa2Si3O9 and relationship with walstromite BaCa2Si3O9, Neues Jahrbuch für Mineralogie, Abhandlungen, 193, 205-213

Holtstam D, Cámara F, Karlsson A (2021) Instalment of the margarosanite group, and data on walstromite–margarosanite solid solutions from the Jakobsberg Mn–Fe deposit, Värmland, Sweden, Mineralogical Magazine, 85, 224-232