This is the preview post #1 for the 2022 ESCONI Gem, Mineral, and Fossil Show Live Auction. The show is on March 19th and 20th, 2022 at the DuPage County Fairgrounds in Wheaton, IL. All details can be found here.
This is a stunning plate of Laveiniopteris rarinervis, which is a seed fern found in the Mazon Creek fossil deposit. This species was featured in Mazon Monday #81. The specimen was collected in the legendary Dresden Lake locality on November 18th, 1962.