J John Swanko Dba J John Swanko

I OFFER BLACK OPAL MATRIX STONES, SLAB. MANAGEMENT CONSULTING INCLUDING MONTE CARLO SIMULATION. STONES ARE POLISHED DOWN TO 15 MICRONS. THEY NOT DYED. IF YOU WANT THEM DYED, ASK. IN BRIGHTNESS FROM 1 (JUST BLACK) 5 FIRE CAN BE SEEN VERY ...

Address：PO 7263, Lake City, Florida, USABusiness type：Manufacturing