Sahasrara

Sahasrara is the seventh chakra

Sahasrara or the crown chakra is said to be the chakra of consciousness

Enlightenment

Self-realisation

Fulfilment

Completion

Samadhi

Mysticism

This is the Crown chakra located at the top of your head, you began your journey at the base chakra with its four petals and red attribution. You finally reach the top of the seventh chakra.

The colourful chakra is the beautiful colour of violet, using all the colours for all the chakras.  You have walked the width of the rainbow you have moved from red to violet from matter to spirit, using this journey of colour and chakra.  You have returned to the source, meaning the continual cycle life.

The Sahasrara chakra is represented by a thousand petalled Lotus.

The chakra Sahasrara does not have any deities, like the other six chakras as this is the apex of your journey.

It said the pineal gland has a very close connection to the Crown chakra enabling you to see an Inner light this has been experienced by many people working with and on their chakras.

This chakra holds complete enlightenment, and is the seat of all knowledge.

If you would like to gain control over your Sahasrara chakra try listening to this great track, i recommend this as it helped me to become more aware of my chakras, which in turn helped me to move through my daily life with more ease. 

Some practical knowledge on the kundalini and Sahasrara.
The energy that was unleashed in creation, called the Kundalini, lies coiled and sleeping at the internal of the spine. Ancient Hindus knew about the Kundalini for a long time, but there are no records, as the teachings were mainly oral. According to these fields of study the Kundalini syndrome is of a different nature than a single Kundalini episode, such as a Kundalini arousal.

Swadhisthana or the sacral chakra is located in the groin, and is related to emotion, sexuality and creativity. The following table sets forth some of the properties associated with each chakra: Sahasrara
Leadbeater in his book The Chakras, which are in large part his own meditations and insights on the matter.

Meditation in Chakras!
Also, plentiful meditators stress of life the importance of continual motions in order to strengthen concentration for prolonged meditation sessions as well as extended focus during their daily lives. He emphasized that meditation is not concentration. Meditate and psychotherapy: a rationale for the integration of dynamic psychotherapy, the relaxation response, and mindfulness meditation.

Svadhisthana, orange emotion, sexual energy, creativity water
Manipura, yellow mental functioning, power, control, freedom to be oneself, careerfire
 In Hinduism and in some related Asian cultures, a chakra (Devanagari)

The pineal gland is a light sensitive gland, that produces the hormone melatonin, which regulates the instincts of going to sleep and awakening.