As far as I know, stones that emit light generally only emit fluorescence or phosphorescence after being illuminated. No stone can shine by itself, that is, no stone can be used as a light source. Let me give you an example, fluorite. Its chemical composition is calcium fluoride, which is usually emerald green. It fluoresces under light.

About fish that can breathe fire

Firefish refers to several kinds of food fish that grow in tropical and temperate waters. When the salamander is disturbed, it will bite its throat and make a harsh cry. Firefish got its name. Firefish are mostly 1 to 2 feet (30 to 60 cm) long. Many salamanders have bright colors; Some salamanders have bright red or orange oral tissues. Florida is rich in white grunt fish and pork fish with yellow and blue stripes. Sailors' choice and Maguette are common on the Atlantic coast.

The Latin scientific name of Platts' imitation stone bass is Haemulon plumieri；; The Latin scientific name of sea bass is Anisottremus VirginiaParrai, and the Latin scientific name is H. parrai；; The Latin name of white imitation stone bass is H. album. All the above fish belong to the family Firefish, and the Latin name is Haemulidae.

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