owl  

ATHENA

MINERALOGY

mlevy

Mineral: HEULANDITE-Na
Formula: (Na,Ca0,5,K)9[Al9Si27O72].24H2O
Crystal System: Monoclinic
Group: Zeolite group. Heulandite series
IMA Number: 1997 s.p.
References: AM 53 (1968), 1120; AM 57 (1992), 1463; HB2/1 (1995); EJM 10 (1998), 1037; L 1 (1999), 8
Type Locality: Challis, Idaho, USA

mlevy

[Mineral Search]     [Abbreviations]     [Pictures]     [Athena]

mlevy

Send comments on page to mail pp

Copyright © 1986, 1994, 2023 ATHENA - Pierre Perroud. All Rights Reserved.