These attempts, however, were not successful in creating gold because they relied on pre-scientific knowledge. Even though alchemists such as Jabirmachine slots online ibn Hayyan and Al-Razi made important contributions to the field of early chemistry, they were not working with a material known as "Rumi Gold.". The phrase seems to have no historical precedent and was coined recently. Despite his reputation as a spiritual poet, Rumi never practiced alchemy.