| Locality type: | Mine |
| Classification |
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| Species: | Spinel |
| Formula: | MgAl2O4 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Calcite | 3 |
| Grossular | 1 |
| Vesuvianite | 1 |
| Data |
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| Mineral Data: | Click here to view Spinel data |
| Locality Data: | Click here to view Crazy Sphinx Mine (Dry Gulch; Crazy Sphinx claim), Helena, Helena Mining District (Spring Hill Mining District), Lewis and Clark County, Montana, USA |
| Photo Gallery | View Gallery (22 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 280682 |
| Long-form Identifier: | 1:3:280682:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Spinel |
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| 72.2km (44.8 miles) | ⓘButte Reduction Works smelter slag locality, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 79.9km (49.6 miles) | ⓘToll Mountain Occurrence, Little Pipestone Mining District, Jefferson County, Montana, USA |
| 93.6km (58.1 miles) | ⓘGilliam Vermiculite Deposit (Pony Vermiculite Deposit), Mineral Hill Mining District (Pony Mining District), Madison County, Montana, USA |
| References |
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Crazy Sphinx Mine, Helena, Helena Mining District, Lewis and Clark County, Montana, USA