| Name: | Tilleyite Tly |
| IMA Chemistry: | Ca5Si2O7(CO3)2 |
| Chemistry Elements: | The mineral Tilleyite contains elements: Calcium (Ca) Silicon (Si) Oxygen (O) Carbon (C) |
| Country of Type Locality: | USA |
| Year First Published: | 1933 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Larsen E S, Dunham K C (1933) Tilleyite, a new mineral from the contact zone at Crestmore, California, American Mineralogist 18, 469-473 |
| Structural Group Name: | |
| Fleischer's Group Name: | |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 300 Million Years Ago |
| More Info: | Search Wikipedia: Tilleyite (Wiki) Search Mindat: Tilleyite Search Web Mineral DB: Tilleyite |