 Zigrasite was specifically found in the giant 1972 gem tourmaline-bearing pocket at the Dunton Quarry.Zigrasite is named after James Zigras who originally discovered and brought the mineral to attention.Zigrasite is found in association with tourmaline, microcline, quartz, albite, beryl, amblygonite-montebrasite, childrenite-eosphorite, and apatite.