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| Description | |
|---|---|
| Habit: | amorphous coating |
| Colour: | cololress |
| UV Fluorescence: | green |
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Confirmed |
| Confirmation Methods: | Visual Identification Visual (Fluorescence) |
| References | |
| References: | P Cristofono collection |
| Data | |
| Mineral Data: | Click here to view Opal-AN data |
| Locality Data: | Click here to view Rollstone Hill Quarry, Fitchburg, Worcester Co., Massachusetts, USA |
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