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No. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USAi
| Regional Level Types | |
|---|---|
| No. 2 shaft | Shaft (Abandoned) |
| Centennial Mine | Mine (Abandoned) |
| Centennial Heights | Unincorporated Community |
| Calumet Township | Township |
| Houghton County | County |
| Michigan | State |
| USA | Country |
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Latitude & Longitude (WGS84):
47° 15' 22'' North , 88° 25' 21'' West
Latitude & Longitude (decimal):
Type:
Shaft (Abandoned)
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Laurium | 1,941 (2017) | 2.6km |
| Calumet | 703 (2017) | 2.6km |
| Copper City | 187 (2017) | 4.1km |
| Ahmeek | 146 (2017) | 5.1km |
| Lake Linden | 989 (2017) | 7.0km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Copper Country Rock and Mineral Club | Dollar Bay, Michigan | 17km |
Minerals common here are copper crystals, silver, datolite, and very gemmy epidote/quartz crystals. At last check, the piles were almost gone due to the fact that Houghton County owns the piles and uses them for their activities.
Note: the history of this shaft is a work in progress.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
18 valid minerals.
Detailed Mineral List:
| ⓘ Analcime Formula: Na(AlSi2O6) · H2O |
| ⓘ Atacamite Formula: Cu2(OH)3Cl |
| ⓘ Baryte Formula: BaSO4 |
| ⓘ Buttgenbachite Formula: Cu19(NO3)2(OH)32Cl4 · 2H2O |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Calumetite Formula: CaCu4(OH)8Cl2 · 3.5H2O |
| ⓘ Chalconatronite Formula: Na2Cu(CO3)2 · 3H2O |
| ⓘ Cuprite Formula: Cu2O |
| ⓘ Datolite Formula: CaB(SiO4)(OH) Habit: Crystals with copper inclusions & nodules |
| ⓘ Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ 'K Feldspar' |
| ⓘ 'K Feldspar var. Adularia' Formula: KAlSi3O8 |
| ⓘ Laumontite Formula: CaAl2Si4O12 · 4H2O |
| ⓘ Malachite Formula: Cu2(CO3)(OH)2 |
| ⓘ Native Copper Formula: Cu References: |
| ⓘ Native Silver Formula: Ag References: Locality description Centennial MineIdentification: Visual Identification |
| ⓘ Paratacamite Formula: Cu3(Cu,Zn)(OH)6Cl2 |
| ⓘ Prehnite Formula: Ca2Al2Si3O10(OH)2 |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Saponite ? Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Copper | 1.AA.05 | Cu |
| ⓘ | Native Silver | 1.AA.05 | Ag |
| Group 3 - Halides | |||
| ⓘ | Atacamite | 3.DA.10a | Cu2(OH)3Cl |
| ⓘ | Paratacamite | 3.DA.10c | Cu3(Cu,Zn)(OH)6Cl2 |
| ⓘ | Buttgenbachite | 3.DA.25 | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| ⓘ | Calumetite | 3.DA.40 | CaCu4(OH)8Cl2 · 3.5H2O |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Cuprite | 4.AA.10 | Cu2O |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
| ⓘ | Chalconatronite | 5.CB.40 | Na2Cu(CO3)2 · 3H2O |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Baryte | 7.AD.35 | BaSO4 |
| Group 9 - Silicates | |||
| ⓘ | Datolite | 9.AJ.20 | CaB(SiO4)(OH) |
| ⓘ | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ | Prehnite | 9.DP.20 | Ca2Al2Si3O10(OH)2 |
| ⓘ | Saponite ? | 9.EC.45 | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| ⓘ | Analcime | 9.GB.05 | Na(AlSi2O6) · H2O |
| ⓘ | Laumontite | 9.GB.10 | CaAl2Si4O12 · 4H2O |
| Unclassified | |||
| ⓘ | 'K Feldspar var. Adularia' | - | KAlSi3O8 |
| ⓘ | '' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Analcime | Na(AlSi2O6) · H2O |
| H | ⓘ Atacamite | Cu2(OH)3Cl |
| H | ⓘ Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| H | ⓘ Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
| H | ⓘ Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| H | ⓘ Datolite | CaB(SiO4)(OH) |
| H | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| H | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| H | ⓘ Malachite | Cu2(CO3)(OH)2 |
| H | ⓘ Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
| H | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| H | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| B | Boron | |
| B | ⓘ Datolite | CaB(SiO4)(OH) |
| C | Carbon | |
| C | ⓘ Calcite | CaCO3 |
| C | ⓘ Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| C | ⓘ Malachite | Cu2(CO3)(OH)2 |
| N | Nitrogen | |
| N | ⓘ Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| O | Oxygen | |
| O | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| O | ⓘ Analcime | Na(AlSi2O6) · H2O |
| O | ⓘ Atacamite | Cu2(OH)3Cl |
| O | ⓘ Baryte | BaSO4 |
| O | ⓘ Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
| O | ⓘ Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| O | ⓘ Cuprite | Cu2O |
| O | ⓘ Datolite | CaB(SiO4)(OH) |
| O | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| O | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| O | ⓘ Malachite | Cu2(CO3)(OH)2 |
| O | ⓘ Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
| O | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| Na | Sodium | |
| Na | ⓘ Analcime | Na(AlSi2O6) · H2O |
| Na | ⓘ Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| Mg | Magnesium | |
| Mg | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| Al | Aluminium | |
| Al | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| Al | ⓘ Analcime | Na(AlSi2O6) · H2O |
| Al | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Al | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Al | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Al | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| Si | Silicon | |
| Si | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| Si | ⓘ Analcime | Na(AlSi2O6) · H2O |
| Si | ⓘ Datolite | CaB(SiO4)(OH) |
| Si | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Si | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Si | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| S | Sulfur | |
| S | ⓘ Baryte | BaSO4 |
| Cl | Chlorine | |
| Cl | ⓘ Atacamite | Cu2(OH)3Cl |
| Cl | ⓘ Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| Cl | ⓘ Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
| Cl | ⓘ Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
| K | Potassium | |
| K | ⓘ K Feldspar var. Adularia | KAlSi3O8 |
| Ca | Calcium | |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
| Ca | ⓘ Datolite | CaB(SiO4)(OH) |
| Ca | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Ca | ⓘ Laumontite | CaAl2Si4O12 · 4H2O |
| Ca | ⓘ Prehnite | Ca2Al2Si3O10(OH)2 |
| Ca | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| Fe | Iron | |
| Fe | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
| Cu | Copper | |
| Cu | ⓘ Atacamite | Cu2(OH)3Cl |
| Cu | ⓘ Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
| Cu | ⓘ Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
| Cu | ⓘ Chalconatronite | Na2Cu(CO3)2 · 3H2O |
| Cu | ⓘ Cuprite | Cu2O |
| Cu | ⓘ Native Copper | Cu |
| Cu | ⓘ Malachite | Cu2(CO3)(OH)2 |
| Cu | ⓘ Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
| Zn | Zinc | |
| Zn | ⓘ Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
| Ag | Silver | |
| Ag | ⓘ Native Silver | Ag |
| Ba | Barium | |
| Ba | ⓘ Baryte | BaSO4 |
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Mid-continent DomainDomain
- Mid-continent RiftNarrow Rift
USA
- Michigan
- Keweenaw PeninsulaPeninsula
- Midcontinent RiftGeologic Province
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No. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA