1. Elephantine Island is located in the Nile River in Aswan, Egypt. It is the largest of the islands in the area, and has a rich history dating back to ancient times. Some interesting facts and descriptions of the island include:

- The island was once an important trading center and military outpost in ancient Egypt. It was also the site of a temple dedicated to the god Khnum, who was believed to have created mankind on a potter’s wheel.

- Many important archaeological discoveries have been made on the island, including the remains of temples, fortresses, and residential buildings dating back to pharaonic, Graeco-Roman, and Islamic periods.

- The island also has a thriving Nubian community, with traditional mud brick houses and unique cultural traditions that have been preserved over generations.

2. The working time and phone number for Elephantine Island may vary depending on the attraction you are planning to visit. However, the general opening hours for the island’s main attractions are from 9am to 5pm. You can contact the Aswan Antiquities Office at +20 97 2303158 for more information.

3. Tickets for Elephantine Island can be purchased at the entrance, and prices may vary depending on the attraction or site you plan to visit. As of 2021, the general admission fee for tourists is 160 Egyptian pounds (around 10 USD). To get to the island, you can take a ferry or boat from the Aswan Corniche, near the Cataract Hotel.