thanks, i was racking my memory of what it was called. i am not sure why i recall that from church action 50 years ago, but i know it was part of the symbology for some reason. If i remember correctly, it usually was accompanied by a large P and a K and some other stuff i can't recall fully.
A Carved Stone Block Upends Assumptions About Ancient Judaism The Magdala Stone was unearthed in 2009 near the Sea of Galilee in northern Israel, where a resort and center for Christian pilgrims was going to be built. A detail of one side of the Magdala Stone. DEC. 8, 2015 http://www.nytimes.com/2015/12/09/world/middleeast/magdala-stone-israel-judaism.html