Vintage Mug Corning Ware Blue Iris Flower Rare

Shadow iris Vintage Mug CorningWare Blue Iris Flower Rare Pattern floral purple iris blue tulip daisy mum blue hues green purple colors on ivory white coffee cup, some call this Pyrex or Correlle Classic Mid Century Modern Mugs Tea Cups mcm. MICROWAVE SAFE Corningware Original good condition scratch on curve just below flower front no chips nor cracks. Bottom says Corning Ware Microwave Ok Made in USA on bottom 3 1/2 inch tall X 3 1/4 inch wide top opening and about 4 inches wide w/ handle