This is a Pentagram crystal grid made out of Birch wood. This is just for the grid, stones much be purchased separately.
Pythagoreans used the pentagram to symbolize the five elements: Idea, Heat, Air, Earth and Water. The ancient Pythagorean doctrine symbolizes Pentechymos with the symbol, meaning ‰ۡóÁÌ_́ÌÎ_í�ÌÎÌ_ÌÎ_Ì_•À_ÌÎ_‰ۢÌÛ_five-chambered‰ۡóÁÌ_́ÌÎ_í�ÌÎÌ__‰ۡó¢ÌÎÌÝ_. In Hebrew tradition, the pentagram is ascribed to the truth.