In addition to the properties listed under Agate, this mineral exhibits the following:

Physical
It can be used in the treatment of arthritic conditions & in cases of hereditary bone deformity. This crystal works to strengthen the skeletal system aiding also in the healing of breaks & fractures. Furthermore it regulates the development of finger & toenails.
Blue lace agate can help to remove blockages from the nervous system & from the capillaries of the body. It can be used in the treatment of disorders of the pancreas & those of the glands inherently associated with digestion. It is of assistance in eliminating outwardly manifested growths.
This form of agate can also be used for fluid balance around the brain; the hydrocephalic may find relief from the condition by using a liquid elixir of this crystal. It is also used for attunement within the fleshy cellular structure, promoting cohesiveness in thought & maintenance of the state of health.
It has also been used as an elixir to soothe the eyes & to diminish dilation of the blood vessels of the iris.

Mental/Emotional
By stimulating analytical capabilities, blue lace agate increases awareness of surrounding situations & the environment.

Spiritual
Blue lace agate facilitates the attainment of extremely high spiritual spaces. It contains the qualities of flight, air & movement. It is a highly inspirational influence when used for inner attunement.
The energy of this mineral is most useful at the locations of the throat, heart, third eye & crown chakra. By activating these chakras it helps one to enter into high frequency states of awareness.
Blue lace is especially suited to those gentle people with shades of pale blue in their auras.

References:
[1] Melody, Love is in the Earth Earth, Pg.84, Love Publishing House, 1995, ISBN: 0-9628190-3-4
[2] Eason, Cassandra, The Crystal Bible, Pg. 54, Carlton Books Ltd, 2010, ISBN 978 1 84732 597 6
[3]http://www.psyche.com/psyche/tarot/RevivedTarot/index9.html
[4] http://www.peacefulmind.com/stones.htm
http://gemstemple.com/gemspowers.html
Lee, John, The Crystal and Mineral Guide, Pg. 6, Aeon Press, 1998, ISBN 0-9534784-0-8
http://www.charmsoflight.com/agate-healing-properties.html
http://www.crystalsandjewelry.com/metaphysicalproperties_a.html
http://www.spiritedenterprise.com/metaphysicalgemstones.htm
[5] http://www.crystalage.com/online_store/