From A Wiki in the Desert
White Sand is found in small, isolated patches around Egypt. It is collected just like regular sand (by using the Action Icons).
Caution: White Sand weighs 10 deben per unit of sand. Plan accordingly and eat Strength food if you have to walk far to get it.
- 10 units melted in a Glazier's Bench with 1 unit of Lime and 2 Potash to produce Jewel Glass.
Acoustics Laboratory, Chemistry, Crystal Acoustics, Lapidary, Myrmecology, Test of the Covered Cartouche
- The white sand at Avaris (2195, 2080) has 4 public jewel glass benches.
- The white sand at Blue Nile (-303, -6745) has 2 public jewel glass benches.
You can edit the map here: Maps/White Sand.