Crystopedia
IMA mineral species

Sylvite

KCl

Rocksalt group, halide mineral.

RedYellowBlueGrayWhite & Clear

Sylvite specimen
Mineral Silvina GDFL105.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaKCl
ElementsK, Cl
Crystal systemCubic
Mohs hardness2
Density1.987 g/cm³
Streakwhite
Color—
IMA symbolSyl
Nickel–Strunz class3.AA.20

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

🌍 Where it's found

Type locality (where it was first described): Mount Vesuvius, Italy

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.

✨ Halite family

Blue Halite
Blue HaliteMineral variety
Halite
HaliteIMA mineral species
Pink Halite
Pink HaliteMineral variety

Learn more