Sasani mints and their activity afther collapse of sasanian (durin the first century lunar)

Afther muslims onrush in areas that were in Sasanian subject, muslem rulers mint coins in assistance of Sasanian mints that similar of sasanid coin and told them “Arabicsasanid coins”.This coins have few difference than Sasani coins and on this coins it seen the name of al-Rashidin caliphs, Bani Omavid and native ruler.The different mints been minted this coins as Azerbaijan,Arjan,Ardashir Khure,Estakhr,Kerman and yazd.Plenty of this mints in the over country and treats between muslims and people of several towns that this towns must have pay more quantity money that sometimes arrived to coin millions, it can be understand goodly that so the mints Sasanian do mint with coming muslims and it can conclude that opposite of remarks told the towns of territory sasanian go on the destruction with attack muslims, at least in this subject this remark is not correct.