Mercury selenide

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What Wikipedia says

Mercury selenide (HgSe; sometimes mercury(II) selenide) is a chemical compound of mercury and selenium. It is a grey-black crystalline solid semi-metal with a sphalerite structure. The lattice constant is 0.608 nm.

Excerpt from the Wikipedia article “Mercury selenide”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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