| Name: | Gonnardite Gon |
| IMA Chemistry: | (Na,Ca)2(Si,Al)5O10·3H2O |
| Chemistry Elements: | The mineral Gonnardite contains elements: Sodium (Na) Calcium (Ca) Silicon (Si) Aluminum (Al) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | France |
| Year First Published: | 1896 |
| IMA Status: | Approved,Redefined |
| Status Notes: | Lacroix A (1896) Sur la gonnardite, Bulletin de la Société Française de Minéralogie 19, 426-429 |
| Structural Group Name: | Natrolite |
| Fleischer's Group Name: | zeolite |
| Crystal Systems: | tetragonal |
| Oldest Known Age: | 1300 Million Years Ago |
| Mohs Hardness: | 4.5 |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 2.285 |
| More Info: | Search Wikipedia: Gonnardite (Wiki) Search Mindat: Gonnardite Search Web Mineral DB: Gonnardite |