Trishula Trident – master of the three gunas / master of the mind.
This shows that to master yoga your Dhyana (concentration) must be firmly in your grip as a weapon in a warriors hand is.
Naga – snake.
The Naga symbolizes the wisdom gained when the Kundalini is mastered.
Rudrahsha –
The beads.
In this metaphor the large red seed which resemble skulls represent the death of some part of the ego through strict obedience to sadhna.
Kesha Hair – Joora.
When Shiva is shown with full hair and beard it is know as Shiv - Swaroop (perfect imagine of Shiva). Kesh/Joorra is his long hair tied on the top of his head often shown with the water of the Ganges flowing form it. This symbolizes the life force when the hair is allowed to grow to full length and worn as Joora on top of the head.
Aad Chandar – The fifth day moon.
This is the symbol for time. Shiva is known as Mahakala (Master of timelessness). The metaphor suggest that a yogis consciousness should be beyond time, space and circumstances.
Dvipikani – Tiger Skin.
This symbolizes how the animal nature in a yogi must be tamed.
Triaksha – all knowing third eye.
This symbolizes wisdom gained when the Kundalini has risen and third eye opens.
Parashu – Axe.
This symbolizes the need for a sharp, discriminating intellect which can destroy the ignorance and darkness of the mind.