| Locality type: | Prospect |
| Classification |
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| Species: | 'Serpentine Subgroup' (not an IMA approved species) |
| Formula: | D3[Si2O5](OH)4 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Serpentine Subgroup data |
| Locality Data: | Click here to view Cypress Lake Prospect, Cypress Island, Skagit County, Washington, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 308805 |
| Long-form Identifier: | 1:3:308805:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Serpentine Subgroup |
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| 0.3km (0.2 miles) | ⓘLast Chance Mine, Cypress Island, Skagit County, Washington, USA |
| 0.4km (0.3 miles) | ⓘNellie Kellie Prospect, Cypress Island, Skagit County, Washington, USA |
| 0.5km (0.3 miles) | ⓘSmith Open Cut, Cypress Island, Skagit County, Washington, USA |
| 0.5km (0.3 miles) | ⓘReady Cash Mine, Cypress Island, Skagit County, Washington, USA |
| 2.9km (1.8 miles) | ⓘMexican Bay Prospect, Cypress Island, Skagit County, Washington, USA |
| 10.4km (6.5 miles) | ⓘStephens Mine, Fidalgo Island, Skagit County, Washington, USA |
| 27.0km (16.8 miles) | ⓘAlverson Mine, Fidalgo Island, Skagit County, Washington, USA |
| 39.0km (24.3 miles) | ⓘMount Vernon Mine, Skagit County, Washington, USA |
| 42.0km (26.1 miles) | ⓘStephens Mine, Skagit County, Washington, USA |
| 45.9km (28.5 miles) | ⓘCultus Mountain Nickel Occurrence, Hamilton Mining District, Skagit County, Washington, USA |
| References |
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