| Name: | Tyrrellite Ty |
| IMA Chemistry: | Cu(Co,Ni)2Se4 |
| Chemistry Elements: | The mineral Tyrrellite contains elements: Copper (Cu) Cobalt (Co) Nickel (Ni) Selenium (Se) |
| Country of Type Locality: | Canada |
| Year First Published: | 1952 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Defined with chemical formula Co_3_Ni_2_Cu_3.5_Se_9.5_: Robinson S C, Brooker E J (1952) Notes and news: a cobalt-nickel-copper selenide from the Goldfields District, Saskatchewan, American Mineralogist 37, 542-544 Chemical formula changed to (Co,Cu,Ni)_3_Se_4_: Machatschki F, Stradner E (1952) Ein Selenid-Mineral vom Spinelltyp. Oesterreische Akademie der Wissenschaften, Mathematich-Naturwissenschaftliche Klasse, Sitzungsberichte 89, 211-213 After a crystal structure determination, the chemical formula is changed again: Yang H, Hubler D K, Lavina B, Downs R T, Costin G (2007) Tyrrellite, Cu(Co_0.68_Ni_0.32_)_2_Se_4_, isostructural with spinel, Acta Crystallographica C63, i73-i74 |
| Structural Group Name: | Spinel |
| Fleischer's Group Name: | linnaeite |
| Crystal Systems: | cubic |
| Oldest Known Age: | 1850 Million Years Ago |
| More Info: | Search Wikipedia: Tyrrellite (Wiki) Search Mindat: Tyrrellite Search Web Mineral DB: Tyrrellite |