| Locality type: | Prospect |
| Classification |
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| Species: | Siderite |
| Formula: | FeCO3 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Siderite data |
| Locality Data: | Click here to view Porter Claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 110783 |
| Long-form Identifier: | 1:3:110783:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Siderite |
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| 0.8km (0.5 miles) | ⓘPuffball claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 1.2km (0.7 miles) | ⓘCondor-Hemlock Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 2.0km (1.2 miles) | ⓘSpruce Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 3.1km (1.9 miles) | ⓘClipper Prospects, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 5.6km (3.5 miles) | ⓘThree Brothers Zone, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 12.6km (7.8 miles) | ⓘDutch Miller Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 15.7km (9.8 miles) | ⓘHumpback Mountain, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA |
| 17.0km (10.6 miles) | ⓘDevils Canyon Prospect, Buena Vista Mining District, King County, Washington, USA |
| 17.0km (10.6 miles) | ⓘGifford Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 17.9km (11.2 miles) | ⓘBlack Dike Prospect, Miller River Mining District, King County, Washington, USA |
| References |
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