Maghemite from
Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA
| Locality type: | Quarry | |
| Classification | ||
|---|---|---|
| Species: | Maghemite | |
| Formula: | (Fe3+0.67◻0.33)Fe23+O4 | |
| Comments: | Alteration of magnetite found on biotite gneiss in the rock quarry uphill from the pegmatite. Referenced and photographed by Weissmand and Nikischer of Excalibur Mineral Corp. Harold Moritz collection contains a similar specimen purchased from them. | |
| Habit: | massive | |
| Colour: | brown | |
| Abundance at site: | Rare | |
| Confirmation | ||
| Validity: | Believed Valid | |
| Associated Minerals Based on Photo Data: | ||
| Magnetite | β1 photo of Maghemite associated with Magnetite at this locality. | |
| Data | ||
| Mineral Data: | Click here to view Maghemite data | |
| Locality Data: | Click here to view Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA | |
| Photo Gallery | View Gallery (2 photos) | |
| Data Identifiers | ||
| Mindat Occurrence Record ID: | 662101 | |
| Long-form Identifier: | 1:3:662101:8 | |
| GUID (UUID V4): | 5cc4aa03-98eb-4017-a7ce-ab3f591caf87 | |
| References | ||
Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA