calamine

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calamine

1. a pink powder consisting of zinc oxide and ferric oxide, (iron(III) oxide), used medicinally in the form of soothing lotions or ointments
2. US another name for smithsonite, hemimorphite

Calamine

 

hemimorphite, a mineral from the group of zinc hydrosilicates; chemical composition, Zn4[Si2O7] [OH]2 ⋅ H2. Contains 67.5 percent ZnO.

Calamine crystallizes in the rhombic system. The crystals are usually small and found only in vacancies. Calamine is found most frequently in the form of crystalline crusts with a radiate-fibrous structure and in nodular and stalactite masses. The color is white, yellow, or greenish blue (from admixtures of iron and copper compounds). Hardness on the mineralogical scale, 4-5; density, 3, 400-3, 500 kg per cu m. The crystals show pyroelectric properties when heated. Calamine forms in the oxidation zone of lead and zinc deposits. Rich accumulations have been found in the USSR (eastern Transbaikal and central Kazakhstan) andabroad (Upper Silesia in Poland). It is used as an ore for obtain-ing zinc.

calamine

[′kal·ə‚mīn]
(metallurgy)
An alloy composed of zinc, lead, and tin.
(mineralogy)
hemimorphite smithsonite
(pharmacology)
A powder mixture of zinc oxide and ferric oxide, used in skin lotions and ointments.
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References in periodicals archive ?
If I got burnt, it was calamine lotion my mum applied, and I remember a lot of instances of having red, painful skin.
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These hands suggest future violence but also resonate with more positive images within the poem, such as her mother's voice calling her missing child, her mother's soothing of itchy hives with calamine lotion ("as though pink can heal me"), and perhaps most importantly her mother's final tender gesture: "My girl she says and folds me in, / gives me back to darkness.
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One effective commercial preparation for rashes is calamine lotion and also phenolated calamine lotion.
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Calamine lotion for soothing insect bites or poison ivy.
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A new research report indicates, however, that immediate drug treatment can free many of these youngsters from traditional therapies -- oatmeal baths and those messy applications of calamine lotion -- up to three days earlier than usual.
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The Clinic also requests alcohol wipes, Calamine lotion, Neosporin, cortisone cream, children/infant vitamins and children's liquid iron.
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Lacto Calamine, India's leading calamine lotion, known for its effectiveness in managing oily skin problems, is the result of years of research and development within the problem areas faced by today's evolving consumer base.
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Antihistamines and calamine lotion will relieve the itching.
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HEAT blisters out of their uncovered skin, and in the evenings the scent of calamine lotion attracts the midges.
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