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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Size: 36 x 35 x 25 mm
They formed when silica-saturated groundwater filled the narrow fissures in the basaltic volcanic rocks of the Serra Geral Formation (Lower Cretaceous in age)
Size: 50 x 38 x 26 mm
Size: 140 x 73 x 43 mm
The clear/light green layer has an alternating point-up/point-down triangular geometry visible on the side faces
Fluorescent Wollastonite on Calcite, Nobel Pit, Sterling Hill Mine, New Jersey stellar beam calcite Size: 36 x 35 xYou will receive ONE wollastonite on calcite from Nobel Pit, Sterling Hill Mine, Ogdensburg, Sussex County, New Jersey. Each piece will look similar to the pieces in the photos but will be unique shapes and color saturation. FOR BEST FLUORESCENCE YOU WILL NEED A QUALITY, FILTERED 254nm SHORT WAVE ULTRAVIOLET LAMP. You will get some fluorescence with a 365nm long wave ultraviolet light, but this one reacts much better to short wave UV. The wollastonite
