Heulandite-Sr R070272

Name: Heulandite-Sr
RRUFF ID: R070272
Ideal Chemistry: (Sr,Ca,Na)5(Si27Al9)O72·24H2O
Locality: Campegli mine, Campegli, Castiglione Chiavarese, Genova Province, Liguria, Italy
Source: Michael Scott S102090 [view label]
Owner: RRUFF
Description: Classic 'coffin shaped' clear colorless crystals showing perfect 010 cleavage associated with white aragonite
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Heulandite (13) ]
Sample Description: Unoriented sample

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RRUFF ID: R070272
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Heulandite-Sr

American Mineralogist Crystal Structure Database Record: [view record]

Alberti A (1972) On the crystal structure of the zeolite heulandite, Tschermaks Mineralogische und Petrographische Mitteilungen, 18, 129-146

Lucchetti G, Massa B, Penco A M (1982) Strontian heulandite from Campegli (Eastern Ligurian ophiolites, Italy), Neues Jahrbuch für Mineralogie, Monatshefte, 1982, 541-550

Coombs D S, Alberti A, Armbruster T, Artioli G, Colella C, Galli E, Grice J D, Liebau F, Mandarino J A, Minato H, Nickel E H, Passaglia E, Peacor D R, Quartieri S, Rinaldi R, Ross M, Sheppard R A, Tillmanns E, Vezzalini G, (1997) Recommended nomenclature for zeolite minerals: report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names, The Canadian Mineralogist, 35, 1571-1606   [view file]

Jambor J L, Grew E S, Roberts A C (1998) New mineral names, American Mineralogist, 83, 1347-1352   [view file]

Döbelin N, Armbruster T (2003) Stepwise dehydration of Sr-exchanged heulandite: A single-crystal X-ray study, American Mineralogist, 88, 527-533