| ⓘ Acanthite Formula: Ag2S Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Anglesite Formula: PbSO4 |
| ⓘ Baryte Formula: BaSO4 Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Caledonite Formula: Pb5Cu2(SO4)3(CO3)(OH)6 |
| ⓘ Chalcocite Formula: Cu2S Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlbert Mine (Albert vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Chalcopyrite Formula: CuFeS2 Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAMineral Mine (Mineral vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Covellite Formula: CuS |
| ⓘ Dolomite Formula: CaMg(CO3)2 |
| ⓘ Galena Formula: PbS Localities: Mineral Mine (Mineral vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Galena var. Silver-bearing Galena Formula: PbS with Ag |
| ⓘ Hematite Formula: Fe2O3 Localities: Mineral Mine (Mineral vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA Description: Forms a considerable part of the gangue in places. |
| ⓘ Hematite var. Specularite Formula: Fe2O3 Description: Forms a considerable part of the gangue in places. |
| ⓘ Hemimorphite Formula: Zn4Si2O7(OH)2 · H2O |
| ⓘ Hydrozincite Formula: Zn5(CO3)2(OH)6 Localities: Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 |
| ⓘ Malachite Formula: Cu2(CO3)(OH)2 |
| ⓘ Molybdenite Formula: MoS2 |
| ⓘ Pyrite Formula: FeS2 Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Quartz Formula: SiO2 Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Smithsonite Formula: ZnCO3 Localities: Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Sphalerite Formula: ZnS Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Tenorite Formula: CuO Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlbert Mine (Albert vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ 'Tetrahedrite Subgroup' Formula: Cu6(Cu4C2+2)Sb4S12S Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
| ⓘ Uraninite Formula: UO2 Localities: Alto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA |
Alto Mine, Alto Mine group, Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA