| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Iowa > Millerite and Quartz |
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| DESCRIPTION: | No. 70118 |
| Mineral: | Millerite and Quartz |
| Locality: | Ollie Quarry, south of Iowa City, Keokuk County, Iowa |
| Description: | Two cavities in dense translucent white chert-like matrix lined with lustrous transparent colorless quartz crystals to 1 mm and filled with hair-like greenish-metallic millerite crystals to 10 mm. Ex. W. Keller #2011, acquired in 1991 from David M. Shannon (1942-2004); collected ca. 1970 by Logan Reif |
| Overall Size: | 6.5x5.5x3.5 cm |
| Crystals: | 1-10 mm |
| Archived: | For reference only |
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