The crystal structure of Orlandiite, Pb3Cl4(SeO3)H2O, a complex case of twinning and disorder

Canadian Mineralogist

Volumn 41, Issue 5, 2003, Pages 1147-1153

  Demartin, Francesco ^a   Gramaccioli, Carlo Maria ^a   Pilati, Tullio ^b  

^a UNIVERSITY OF MILAN   (Italy)

^b CNR   (Italy)

Author keywords

Chlorides; Crystal structure; Lead; Orlandiite; Selenite; Twinning

Indexed keywords

COMPUTER SIMULATION; CRYSTAL STRUCTURE; LEAD DEPOSITS; NEGATIVE IONS; TWINNING; WATER;

ORLANDIITE;

MINERALOGY;

CHLORIDE; CRYSTAL STRUCTURE; CRYSTALLOGRAPHY; LEAD; ORLANDIITE;

EID: 0742267727     PISSN: 00084476     EISSN: None     Source Type: Journal    
DOI: 10.2113/gscanmin.41.5.1147     Document Type: Article

References (9)

1. CAMPOSTRINI, I. & GRAMACCIOLI, C.M. (2001): Selenium-rich secondary minerals from the Baccu Locci mine (Sardinia, Italy). Neues Jahrb. Mineral., Abh. 177, 37-59.
2. 2O, a new mineral species, and an associated lead-copper selenite chloride from the Baccu Locci mine, Sardinia, Italy. Can. Mineral. 37, 1493-1498.
3. 2O. Acta Ctystallogr. C48, 1-4.
4. 2O determined on crystals from Etruscan slags and from a Late-Hellenistic shipwreck. Z. Kristallogr. 215, 110-113.
5. 2, determined more precisely by application of the neutron diffraction method. Sov. Phys. Crytallogr. 21, 38-40.
6. PASERO, M. & PERCHIAZZI, N. (1989): Chalcomenite from Baccu Locci. Sardinia, Italy: mineral data and structure refinement. Neues Jahrb. Mineral., Monatsh., 551-556.
7. 5. Mineral. Petrol. 36, 85-92.
8. SHELDRICK, G.M. (1990): Phase annealing in SHELX-90: direct methods for larger structures. Acta Crystallogr. A46, 467-473.
9. SHELDRICK, G.M. (1997): SHELXL93-97. University of Göttingen, Göttingen, Germany.