Choate Mine, Owings Mills, Baltimore County, Maryland, USAi
| Regional Level Types | |
|---|---|
| Choate Mine | Mine (Care and Maintenance) |
| Owings Mills | Census-designated Place |
| Baltimore County | County |
| Maryland | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 24' 46'' North , 76° 50' 1'' West
Latitude & Longitude (decimal):
Type:
Mine (Care and Maintenance) - last checked 2023
Age:
~4600 to 485.4 ± 1.9 Ma
Geologic Time:
Reference for age:
Geologic Map of Maryland (1968)
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Owings Mills | 30,622 (2011) | 4.6km |
| Randallstown | 32,430 (2011) | 6.0km |
| Reisterstown | 25,968 (2015) | 6.3km |
| Garrison | 8,823 (2011) | 6.3km |
| Milford Mill | 29,042 (2011) | 9.1km |
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 |
|---|---|---|
| Baltimore Mineral Society | Baltimore, Maryland | 23km |
| Chesapeake Gem & Mineral Society | Baltimore, Maryland | 23km |
| Gem Cutters Guild of Baltimore, Inc. | Baltimore, Maryland | 23km |
| Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 25km |
| Mason-Dixon Rock, Mineral, Gemological, & Lapidary Club | Hanover, Pennsylvania | 45km |
A chromium mine located 3 miles West of Owings Mills. Workings featured a vertical shaft and an inclined shaft. The deposit was first worked before 1839. The ore consisted of chromite disseminated in serpentinite. The last ore was removed in 1918. The main entrance can still be seen at Soldier's Delight Natural Environment Area.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Aragonite Formula: CaCO3 References: |
| ⓘ Brucite Formula: Mg(OH)2 References: |
| ⓘ Chromite Formula: Fe2+Cr3+2O4 References: |
| ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 References: |
| ⓘ Clinochlore var. Chromium-bearing Clinochlore Formula: Mg5(Al,Cr)2Si3O10(OH)8 References: |
| ⓘ 'Deweylite' References: |
| ⓘ Magnesite Formula: MgCO3 References: |
| ⓘ Quartz Formula: SiO2 References: |
| ⓘ Quartz var. Chalcedony Formula: SiO2 References: |
| ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
| ⓘ Talc Formula: Mg3Si4O10(OH)2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| ⓘ | Quartz var. Chalcedony | 4.DA.05 | SiO2 |
| ⓘ | 4.DA.05 | SiO2 | |
| ⓘ | Brucite | 4.FE.05 | Mg(OH)2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Magnesite | 5.AB.05 | MgCO3 |
| ⓘ | Aragonite | 5.AB.15 | CaCO3 |
| Group 9 - Silicates | |||
| ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
| ⓘ | Clinochlore | 9.EC.55 | Mg5Al(AlSi3O10)(OH)8 |
| ⓘ | var. Chromium-bearing Clinochlore | 9.EC.55 | Mg5(Al,Cr)2Si3O10(OH)8 |
| Unclassified | |||
| ⓘ | 'Deweylite' | - | |
| ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- PedmontiaAccretionary Complex
- Piedmontia DomainDomain
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Choate Mine, Owings Mills, Baltimore County, Maryland, USA