I will be at the TNMS in Tucson, February 5 to 11, 2019! See you at the show!


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Oberschulenberg, Bockowies Veins, Clausthal-Zellerfeld, Harz, Lower Saxony, Germany

Small black grains with black yarrowite, with chalcopyrite, etc. in quartz.

1.5x3.5cm  Weight 8.8g