ABBASID: AE fals (2.63g), Jabal al-Fidda, AH155, A-A326, citing the governor Rawh as the 'amil of 'Iyad, the Mawla under the future caliph al-Mahdi, choice VF. The mint name means "silver mountain", referring to a silver mine in Khorasan, not far from Herat.
Estimate: 90-120 USD