When do you call a society matriarchal?
A kin is matriarchal under two main conditions:
- The children live with their mother's clan; husbands live with their wife's clan, as long as they are married. If the marriage ends, the husband moves back to his motherclan (matrilocal).
- Inheritage and line of descent is female (matrilineal).
matrilocal + matrilineal = matriarchal
But there are other criteria, like decision finding by consensus, please read full
description of matriarchy