from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A rare pegmatitic mineral, a lithium aluminosilicate, with the chemical formula LiAlSi4O10; used in the manufacture of crystallized glass ceramics.

from the GNU version of the Collaborative International Dictionary of English

  • n. A rare mineral, occurring crystallized and in cleavable masses, usually white, or nearly so, in color. It is a silicate of aluminia and lithia.

from The Century Dictionary and Cyclopedia

  • n. A rare mineral, having a leaf-like cleavage, usually occurring in masses of a milk-white color, often tinged with gray, red, or green.


Sorry, no etymologies found.


  • Lithium was first found in the mineral called petalite (LiAl (Si2O5) 2, lithium aluminum silicate.


  • These sources are less expensive to mine than from rock such as spodumene, petalite, and other lithium-bearing minerals.


  • However, there are a number of minerals that contain significant amounts of cesium, including mica, beryl, feldspar, petalite, and pollucite.


  • Dürkheim; it is also found in lepidolite, leucite, petalite, triphylline and in the carnallite from Stassfurt.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"

  • Lithia, the oxide of lithium (Li_ {2} O), occurs in quantities of 3 or 4 per cent. in various silicates, such as lepidolite (or lithia-mica), spodumene, and petalite.

    A Text-book of Assaying: For the Use of Those Connected with Mines.

  • In 1800, a Brazilian chemist visiting a mine on the Swedish island of Utö discovered crystalline minerals he named spodumene and petalite, both of which we now know are compounds of aluminum, silicon, and lithium.

    NPR Topics: News

  • Seventeen years later, Johan August Arfwedson, a young Swedish chemist working in the lab of Jöns Jacob Berzelius, broke petalite down into a lithium salt, which earned him credit as the discoverer of the element.

    NPR Topics: News

  • Applications for petalite are expanding rapidly and like many other specialty mineral products, supply is not keeping pace with the increase in demand creating opportunities for new suppliers to enter the market.

  • The Separation Rapids property, located 70 km north of Kenora, Ontario, is host to the world class "Big Whopper Pegmatite", a very large resource of the rare lithium mineral petalite, with associated tantalum and rubidium minerals.

  • The old Chinese dude is dead, but the memory of his perfect bread, baked in a petalite and feldspar oven remains.

    The Malay Male


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