Thence he visited the African coast, touching at Mombasa and Quiloa, and then sailed across to Ormuz and the Persian Gulf.
In 1622 he took the island of Ormuz from the Portuguese, by the assistance of the British, and much of its trade was diverted to the town of Bander-Abbasi, which was named after the shah.
Pin sailed into the Persian Gulf, took Muscat, and laid siege to Ormuz.
He stood high 3 "Reddle or Red Ochre from the Forest of Dean in Gloucestershire is very little inferior to the Sort brought from the Island of Ormuz in the Persian Gulph and so much valued and used by our Painters under the name of Indian Red" (Sir John Hill, Theophrastus's History of Stones, London, 2774).
Of the numerous islands that dot the Gulf many are partly at least of volcanic origin, notably Qishm and Ormuz.