| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Hornblende Root Name Group data |
| Locality Data: | Click here to view Early Winters Spires, Golden Horn Batholith, Okanogan County, Washington, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 102143 |
| Long-form Identifier: | 1:3:102143:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 56.0km (34.8 miles) | ⓘHidden Treasure Prospect, Lake Chelan, Chelan County, Washington, USA |
| 73.0km (45.4 miles) | ⓘFuller Mine, Methow Mining District, Okanogan County, Washington, USA |
| 80.6km (50.1 miles) | ⓘMount Chopaka, Nighthawk Mining District, Okanogan County, Washington, USA |
| 83.9km (52.2 miles) | ⓘRainbow prospect, Sumallo River, New Westminster Mining Division, British Columbia, Canada |
| 86.0km (53.4 miles) | ⓘTunk Creek, Okanogan County, Washington, USA |
| 97.4km (60.5 miles) | ⓘDanny Mine, Sisters Mining District, Whatcom County, Washington, USA |
| 99.3km (61.7 miles) | ⓘLucky Four Claims, Foley Peak, Laidlaw, New Westminster Mining Division, British Columbia, Canada |
| 99.8km (62.0 miles) | ⓘUncle Sam Mine, Index Mining District, Snohomish County, Washington, USA |
| References |
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Early Winters Spires, Golden Horn Batholith, Okanogan County, Washington, USA