SDL106 Lake Superior Sodalite Natural Specimen Books the area is still considered

the area is still considered "Copper Country" and float copper

This Pyrite cube in Marl Matrix is from Navajún

5"-3" wide

translucent

with clear spots sprinkled throughout mostly inclusions or plumes

SDL106 Lake Superior Sodalite Natural Specimen Books the area is still consideredThis natural pebble is Sodalite rich Syenite from Lake Superior that is mostly gray with black and pinkish speckles. Under UV light, it shows bright yellow orange fluorescence. Pictured in regular lighting and under 365nm UV light (fluorescence also displays under typical longwave 395nm). Similar to Lake Superior Agates, these pieces are most often found naturally tumbled from their geological displacement, and are typically kept by collectors in