| Name: | Heulandite-Na Hul-Na |
| IMA Chemistry: | (Na,Ca,K)6(Si,Al)36O72ยท22H2O |
| Chemistry Elements: | The mineral Heulandite-Na contains elements: Sodium (Na) Calcium (Ca) Potassium (K) Silicon (Si) Aluminum (Al) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | USA |
| Year First Published: | 1997 |
| IMA Status: | Approved |
| Status Notes: | First described, but not named: Ross C S, Shannon E V (1924) Mordenite and associated minerals from near Challis, Custer County, Idaho. Proceedings of the United States National Museum 64, 1-19 New name, distinct from heulandite: 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 |
| Structural Group Name: | Heulandite |
| Fleischer's Group Name: | zeolite-heulandite series |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 172 Million Years Ago |
| More Info: | Search Wikipedia: Heulandite-Na (Wiki) Search Mindat: Heulandite-Na Search Web Mineral DB: Heulandite-Na |