Fengite

Fengite is a translucent sheet of marble or alabaster used during the Early Middle Ages for windows instead of glass.[1][2]

Notes

  1. ^ "Fengite". Dictionary Geotechnical Engineering/Wörterbuch GeoTechnik. 2014-08-24. p. 514. doi:10.1007/978-3-642-41714-6_60522. ISBN 978-3-642-41713-9.
  2. ^ "Websters 1913 dictionary". Archived from the original on 2010-07-23. Retrieved 2010-08-15.