Petalite is a framework silicate mineral. It is usually white or yellow, occasionally pink, and usually in blocks.
Product Application
Petalite is a very important lithium ore with a wide range of applications. In addition to lithium batteries, it can also be used in glass, ceramics, building materials, fertilizers, rubber and plastics.
Petalite is usually in the form of blocks that are easily split into thin plates.
Gem grade is often colorless, and is generally seen in colorless, white or gray, sometimes with a reddish or greenish hue.
Hardness 6 to 6.5. Specific gravity 2.39 to 2.46. Refractive index: 1.50 to 1.51.
Glass luster, cleavage surface is pearly luster. Transparent to translucent.