Shatkona is the union of upright and downward triangles or upper and lower triangles; the so called blade and chalice in the west. This form is alternatively called a Seal of Vishnu, Seal of Solomon or simply a Hexagon.
 Union of
Purusha - Prakriti
Shiva - Shakti
Male - Female
Hindu Shatkona In the Hindu religion, the hexagram is called the Shatkona, and is equivalent to the symbolism in ritual magic. The Shatkona is the combination of the Shiva kona (trikona, triangle), the symbol of the God Shiva, representing the element of fire, and the Shakti kona, representing the element of water. Together, they represent the union of male and female, and the heart chakra.
Star of Goloka
 origins of Sat-kona [the Star of Goloka or Goloka-yantra