Northwestern Mine, Central, Keweenaw Co., Michigan, USA
26mm x 17mm x 17mm
Photo added to mindat.org
I can't say enough about this specimen. Etched out of prehnite. All cubes. Shows well from 360 degrees. I'll probably upload a different image at some time in my life, maybe. The lighting is off and doesn't show the cubes as sharp as they are.
- 13th December 2019
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