| | Description | |
| Habit: | druses and hexagonal prisms | | Colour: | green to golden Brown | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | "Mineralogy and Geochemistry of the Golden Horn Batholith Northern Cascades, Washington," Russell Calvin Boggs, 1984, UC Santa Barbara.; Rocks and Minerals, 66:6, p. 458 | | Data | |
| Mineral Data: | Click here to view Chamosite data | | Locality Data: | Click here to view Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA | | Photo Gallery | View Gallery (4 photos) |
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