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| Sphalerite |
This sample is from Pugh Quarry, Custar, Ohio in the northwest. I had never seen or heard of sphalerite until I acquired this piece. I had difficulty knowing what crystals were sphalerite so I asked Tom Kottyan. Tom said they are the orange crystals.
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| Sphalerite |
These captures are at 9.87X on the sensor.
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