This quarry, far around 4 m from Teulada, in sea direction, has been opened into a brucite marble ("contactite") generated by the contact between a granitic mass and limestones.
Ref.:
Conti L., Cozzupoli D., Lombardi G., Traversa G. (1970) - Clinocrisotilo asbestoide di derivazione lizarditica in alcune cornubianiti presso Teulada. Periodico di mineralogia – Roma, pp. 129-143.