Polish Flint 5 1/2" x 4 5/8" --rough for

***POLISH FLINT*** This material comes out of Poland.    Great for Knapping.  Material is getting very hard to find any more.    Size of slab measured to its longest points are  5 1/ 2 "  x  4 5/8".   Thickness of slab is 7.4 mm.   Note:  visible hairline fracture in slab.    This type of flint only occured in the Jurassic limestone in Poland--160 million years ago.    Picture was taken both sides of slab wet, Using indoor natural  lighting.  On a dark blue background, using a flash. Third picture taken of slab dry. Please note:  I am not a professional  photographer.   Check out my ebay store for more lapidary needs, such as more slab, cab blanks, rough rock, tumbling rock and my Dried Mushrooms ***Satisfaction Guaranteed*** International bidders contact seller for shipping cost.  Some restrictions may apply for international buyers. Thank you for looking.  item # 2-28-220 pf  02

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