Geomancy
From Rangjung Yeshe Wiki - Dharma Dictionnary
Geomancy (sa dpyad)
- The aspect of elemental divination concerning the construction and lay-out of buildings, which is based primarilly on the comprehension of the relative positions of the yearly, monthly, daily, and hourly spirit lords of the soil (sa bdag). See Part III, pp. 000-000. GD (from the Glossary to Tibetan Elemental Divination Paintings)