| Locality type: | Mine |
| Classification |
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| Species: | 'Serpentine Subgroup' (not an IMA approved species) |
| Formula: | D3[Si2O5](OH)4 |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Serpentine Subgroup data |
| Locality Data: | Click here to view Hardshell Mine (Manto Mine; Eagle-Picher properties), Hardshell Gulch, Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1245816 |
| Long-form Identifier: | 1:3:1245816:7 |
| GUID (UUID V4): | 33ecf060-d039-4583-9d02-716bba799193 |
| Nearest other occurrences of Serpentine Subgroup |
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| 40.7km (25.3 miles) | ⓘNelly James Mine (Miller Canyon deposit; Miller Canyon prospect; Nellie James prospect; Holenstein Mine), Miller Canyon, Miller Peak, Cochise County, Arizona, USA |
| 57.1km (35.5 miles) | ⓘTwin Buttes Mine, Twin Buttes, Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima County, Arizona, USA |
| 66.4km (41.2 miles) | ⓘLucky Cuss Mine, Tombstone Mining District, Cochise County, Arizona, USA |
| 66.5km (41.3 miles) | ⓘProsperity Mine group (Helmet Peak group; Helmet Peak Mine; Prosperity claims), Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima County, Arizona, USA |
| 67.0km (41.6 miles) | ⓘPima Mine, Mission complex, San Xavier, Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima County, Arizona, USA |
| 75.8km (47.1 miles) | ⓘHendricks Gulch, Bisbee, Cochise County, Arizona, USA |
| 82.4km (51.2 miles) | ⓘGold Camp Mines area, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA |
| 84.8km (52.7 miles) | ⓘStandard Tungsten Mine (Head Center Mine; Black Prince Mine; Johnny Boy Mine; Johnnie Boy No. 1 Mine; Barite prospect; Kreis Mine), Black Diamond Peak, Middle Pass Mining District, Cochise County, Arizona, USA |
| 91.3km (56.7 miles) | ⓘCenturion Mine, Centurion, Cochise Mining District, Cochise County, Arizona, USA |
| 94.1km (58.5 miles) | ⓘJohnson Mine (Johnson Camp Mine), Johnson Camp, Gunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA |
| References |
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Hardshell Mine, Hardshell Gulch, Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA