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Another of my favorites. This Millerite always amazes people, especially those who know I have cats. It takes a couple of minutes with a 10x before they see the crystals for what they are. Teh field of view is 1 1/2" (3.8cm). It is from Keokuk County, Iowa. (Author: Jim Prentiss)
| Dimensions: | 600 x 450 |
| File size: | 39 kbytes |
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