A doron kasa, galibi ana samun duwatsu masu aman wuta inda faranti tectonic ke rarrabewa ko jujjuyawa, kuma galibinsu ana samun su ƙarƙashin ruwa. Misalinsu, tsaunin tsakiyar teku, kamar tsakiyar tekun Atlantika, yana da tsaunukan wuta da faranti tectonic daban-daban ke haifar da su yayin da Ring na wuta na Pacific yana da tsaunukan wuta da faranti tectonic masu juyawa suka haifar. Har ila yau, dutsen mai aman wuta na iya samuwa a inda ake shimfiɗawa da raɗaɗin faranti na ɓawon burodi, kamar a cikin Rift na Gabashin Afirka wda Wells Gray-Clearwater volcanic field da Rio Grande Rift a arewacin Amurka. An yi hasashen Volcanism da ke nesa da iyakokin faranti ya taso daga tsintsayen madaukai daga kan iyakar -mayafi, 3,000 kilometres (1,900 mi) zurfi a cikin Duniya. Wannan yana haifar da dutsen mai fitad da wuta, wanda hotspot ɗin Hawai misali ne. Galibi ba a ƙirƙiri aman wuta a inda faranti tectonic biyu ke zamewa juna. Kalmar Volkeno wato dutsen mai fitar da wuta ta samo asali ne daga sunan Vulcano, tsibiri mai aman wuta na tsibirin Aeolian na Italiya wanda sunansa kuma ya fito ne daga Vulcan, allahn wuta a cikin tatsuniyoyin Roman.