Eight primary inner chakras:
The Aura is the electromagnetic field, the psychic field of energy surrounding all beings, human or otherwise. Its size can vary from a few inches to many feet in all directions.
The Sahashrara or Crown Chakra, is located at the crown or top of the head, baby's soft spot. Its name means "thousand petal lotus". Connects you with message from higher realms.
The Ajana or Third Eye Chakra, is located between the brows in the inward, center of the forehead. Its name means command, perception, knowledge, authority. Clairvoyance, psychic abilities, imagination, dreaming.
The Visudda or Throat Chakra is situated in the throat, at the base of the neck between the collar bone and shoulders. Its name means pure. Tied to creativity and communication.
The Anahatha or Heart Chakra, is located at the heart. Its name means unstuck, fresh, clean unhurt. Center - Seat of the Soul in the hourglass of time.
The Manipuraka, or Navel Chakra, is located some 2-3 inches below the navel. It's name means "jewel of the lotus" or "lustrous gem". Gives us a sense of personal power in the world.
The Swadisthana, or Sex Chakra, is located at the sacrum - the pelvic area between pubis and navel. Its name means "abode of the vital force" or "dwelling place of the self. related to our sexual and reproductive capacity.
The Muladhara, First or Root Chakra, is located at the base of the spine, at the perineum. The name means support, or foundation. It grounds us in the physical world.