| Regional Level Types | |
|---|---|
| Alta Stock | - not defined - |
| Salt Lake County | County |
| Utah | State |
| USA | Country |
| ⓘ'Allanite Group' Formula:(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| ⓘBornite Formula:Cu5FeS4 |
| ⓘBrucite Formula:Mg(OH)2 |
| ⓘCalcite Formula:CaCO3 |
| ⓘChalcopyrite Formula:CuFeS2 |
| ⓘDiopside Formula:CaMgSi2O6 |
| ⓘForsterite Formula:Mg2SiO4 |
| ⓘ'Garnet Group' Formula:X3Z2(SiO4)3 |
| ⓘ'Hypersthene' Formula:(Mg,Fe)SiO3 |
| ⓘLudwigite Formula:Mg2Fe3+(BO3)O2 |
| ⓘMagnetite Formula:Fe2+Fe3+2O4 |
| ⓘPhlogopite Formula:KMg3(AlSi3O10)(OH)2 Description: Very small. |
| ⓘPyrite Formula:FeS2 |
| ⓘSpinel Formula:MgAl2O4 Description: Very small. |
| ⓘTalc Formula:Mg3Si4O10(OH)2 |
| ⓘTremolite Formula:◻Ca2Mg5(Si8O22)(OH)2 |
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Bornite | 2.BA.15 | Cu5FeS4 |
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Spinel | 4.BB.05 | MgAl2O4 |
| ⓘ | Brucite | 4.FE.05 | Mg(OH)2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| Group 6 - Borates | |||
| ⓘ | Ludwigite | 6.AB.30 | Mg2Fe3+(BO3)O2 |
| Group 9 - Silicates | |||
| ⓘ | Forsterite | 9.AC.05 | Mg2SiO4 |
| ⓘ | Diopside | 9.DA.15 | CaMgSi2O6 |
| ⓘ | Tremolite | 9.DE.10 | ◻Ca2Mg5(Si8O22)(OH)2 |
| ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
| ⓘ | Phlogopite | 9.EC.20 | KMg3(AlSi3O10)(OH)2 |
| Unclassified | |||
| ⓘ | 'Hypersthene' | - | (Mg,Fe)SiO3 |
| ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
| ⓘ | 'Allanite Group' | - | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| H | Hydrogen | |
|---|---|---|
| H | ⓘBrucite | Mg(OH)2 |
| H | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| H | ⓘTalc | Mg3Si4O10(OH)2 |
| H | ⓘTremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| H | ⓘAllanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| B | Boron | |
| B | ⓘLudwigite | Mg2Fe3+(BO3)O2 |
| C | Carbon | |
| C | ⓘCalcite | CaCO3 |
| O | Oxygen | |
| O | ⓘBrucite | Mg(OH)2 |
| O | ⓘCalcite | CaCO3 |
| O | ⓘDiopside | CaMgSi2O6 |
| O | ⓘForsterite | Mg2SiO4 |
| O | ⓘHypersthene | (Mg,Fe)SiO3 |
| O | ⓘLudwigite | Mg2Fe3+(BO3)O2 |
| O | ⓘMagnetite | Fe2+Fe23+O4 |
| O | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| O | ⓘSpinel | MgAl2O4 |
| O | ⓘTalc | Mg3Si4O10(OH)2 |
| O | ⓘTremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| O | ⓘGarnet Group | X3Z2(SiO4)3 |
| O | ⓘAllanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| Mg | Magnesium | |
| Mg | ⓘBrucite | Mg(OH)2 |
| Mg | ⓘDiopside | CaMgSi2O6 |
| Mg | ⓘForsterite | Mg2SiO4 |
| Mg | ⓘHypersthene | (Mg,Fe)SiO3 |
| Mg | ⓘLudwigite | Mg2Fe3+(BO3)O2 |
| Mg | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| Mg | ⓘSpinel | MgAl2O4 |
| Mg | ⓘTalc | Mg3Si4O10(OH)2 |
| Mg | ⓘTremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Al | Aluminium | |
| Al | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| Al | ⓘSpinel | MgAl2O4 |
| Si | Silicon | |
| Si | ⓘDiopside | CaMgSi2O6 |
| Si | ⓘForsterite | Mg2SiO4 |
| Si | ⓘHypersthene | (Mg,Fe)SiO3 |
| Si | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| Si | ⓘTalc | Mg3Si4O10(OH)2 |
| Si | ⓘTremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Si | ⓘGarnet Group | X3Z2(SiO4)3 |
| Si | ⓘAllanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| S | Sulfur | |
| S | ⓘBornite | Cu5FeS4 |
| S | ⓘChalcopyrite | CuFeS2 |
| S | ⓘPyrite | FeS2 |
| K | Potassium | |
| K | ⓘPhlogopite | KMg3(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | ⓘCalcite | CaCO3 |
| Ca | ⓘDiopside | CaMgSi2O6 |
| Ca | ⓘTremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Fe | Iron | |
| Fe | ⓘBornite | Cu5FeS4 |
| Fe | ⓘChalcopyrite | CuFeS2 |
| Fe | ⓘHypersthene | (Mg,Fe)SiO3 |
| Fe | ⓘLudwigite | Mg2Fe3+(BO3)O2 |
| Fe | ⓘMagnetite | Fe2+Fe23+O4 |
| Fe | ⓘPyrite | FeS2 |
| Cu | Copper | |
| Cu | ⓘBornite | Cu5FeS4 |
| Cu | ⓘChalcopyrite | CuFeS2 |