Panchaloha (also called Panchaloham - literally, "five metals") is a term for traditional five-metal alloys of sacred significance used for making Hindu

Hinduism

Hinduism is the predominant and indigenous religious tradition of the Indian Subcontinent. Hinduism is known to its followers as , amongst many other expressions...

 temple icons (Murti

Murti

In Hinduism, a murti , or murthi, or vigraha or pratima typically refers to an image which expresses a Divine Spirit . Meaning literally "embodiment", a murti is a representation of a divinity, made usually of stone, wood, or metal, which serves as a means through which a divinity may be worshiped...

). Making Panchaloha images were a well kept secret for a long time and their color changing properties added to their mysticism.

The most famous Panchaloha statue, that of Nataraja

Nataraja

Nataraja or Nataraj , The Lord of Dance; Tamil: கூத்தன் ;Telugu:నటరాజ is a depiction of the Hindu god Shiva as the cosmic dancer Koothan who performs his divine dance to destroy a weary universe and make preparations for god Brahma to start the process of creation...

(The Dancing Lord) was removed during British Colonial rule

British Raj

British Raj was the British rule in the Indian subcontinent between 1858 and 1947; The term can also refer to the period of dominion...

.

Composition

The composition is laid down in the Shilpa shastras

Shilpa shastras

Shilpa Shastras is an umbrella term for numerous Hindu texts that describe manual arts, the standards for religious Hindu iconography, prescribing among other things, the proportions of a sculptured figure, as well as rules of Hindu architecture.Sixty-four such arts or crafts, sometimes called ...

, an ancient Sanskrit

Sanskrit

Sanskrit , is a historical Indo-Aryan language and the primary liturgical language of Hinduism, Jainism and Buddhism.Buddhism: besides Pali, see Buddhist Hybrid Sanskrit Today, it is listed as one of the 22 scheduled languages of India and is an official language of the state of Uttarakhand...

 text on icon making. It is traditionally described as an alloy

Alloy

An alloy is a mixture or metallic solid solution composed of two or more elements. Complete solid solution alloys give single solid phase microstructure, while partial solutions give two or more phases that may or may not be homogeneous in distribution, depending on thermal history...

 of gold

Gold

Gold is a chemical element with the symbol Au and an atomic number of 79. Gold is a dense, soft, shiny, malleable and ductile metal. Pure gold has a bright yellow color and luster traditionally considered attractive, which it maintains without oxidizing in air or water. Chemically, gold is a...

(Au), silver

Silver

Silver is a metallic chemical element with the chemical symbol Ag and atomic number 47. A soft, white, lustrous transition metal, it has the highest electrical conductivity of any element and the highest thermal conductivity of any metal...

(Ag), Copper

Copper

Copper is a chemical element with the symbol Cu and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; an exposed surface has a reddish-orange tarnish...

(Cu), iron

Iron

Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is the most common element forming the planet Earth as a whole, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust...

(Fe) and lead

Lead

Lead is a main-group element in the carbon group with the symbol Pb and atomic number 82. Lead is a soft, malleable poor metal. It is also counted as one of the heavy metals. Metallic lead has a bluish-white color after being freshly cut, but it soon tarnishes to a dull grayish color when exposed...

(Pb) as the major constituent;

Practical compositions are Cu

Copper

Copper is a chemical element with the symbol Cu and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; an exposed surface has a reddish-orange tarnish...

, Au

Gold

Gold is a chemical element with the symbol Au and an atomic number of 79. Gold is a dense, soft, shiny, malleable and ductile metal. Pure gold has a bright yellow color and luster traditionally considered attractive, which it maintains without oxidizing in air or water. Chemically, gold is a...

, Ag

Silver

Silver is a metallic chemical element with the chemical symbol Ag and atomic number 47. A soft, white, lustrous transition metal, it has the highest electrical conductivity of any element and the highest thermal conductivity of any metal...

, Pb and Zn

Zinc

Zinc , or spelter , is a metallic chemical element; it has the symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. Zinc is, in some respects, chemically similar to magnesium, because its ion is of similar size and its only common oxidation state is +2...

; Cu, Ag, Pb, Fe

Iron

Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is the most common element forming the planet Earth as a whole, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust...

 and Sn

Tin

Tin is a chemical element with the symbol Sn and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows chemical similarity to both neighboring group 14 elements, germanium and lead and has two possible oxidation states, +2 and the slightly more stable +4...

; and Sn, Cu, Fe, Pb, and brass

Brass

Brass is an alloy of copper and zinc; the proportions of zinc and copper can be varied to create a range of brasses with varying properties.In comparison, bronze is principally an alloy of copper and tin...

. Because of the cost, gold and silver are now omitted from the manufacture of general-purpose icons, where copper, brass, and lead in the ratio 29:2:1 are used.

Further reading

• The Lost-Wax Casting of Icons, Utensils, Bells, and Other Items in South India, R.M. Pillai, S.G.K. Pillai, and A.D. Damodaran, October 2002, JOM.