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Geological crystal models 6 system 32 classes made by yellow teak or Acrylic plastic .structural geology ,Engineering geology,petrology,minerology, thinsection of Rocks and minerals,Geological Hammer,streek plate, Haver Sack acrylic plastic tray
...moreGEOLOGICAL CRYSTAL MODELS,ROCKS AND MINERALS SAMPEL
Geological crystal models,structural geology, rock,and minerals sampels ,thin section,geological hammer ,streak plates haver sac bags ,hardness box ect.
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