Geology / History

Petalite, also known as Castorite, is a Lithium, Aluminium phyllosilicate mineral. Occuring in Lithium-bearing pegmatites with Spodumene, Lepidolite & Tourmaline. This is a fairly rare mineral which occurs in a variety of colours including white, gray, colourless, pink & yellow. Petalite is an important ore of Lithium discovered by Brazilian naturalist Jose Bonifacio de Andrada e Silva in 1800. The name Petalite is derived from the Greek word petalon, meaning leaf.

Economic deposits of Petalite are found near Kalgoorlie - Western Australia, Aracuai, Minas Gerais - Brazil, Karibib - Namibia, Manitoba – Canada & Bikita Zimbabwe. The first important economic application for Petalite was as a raw material for glass-ceramic cooking ware. It has also been used as a raw material for ceramic glazes.

Metaphysical Properties

The stone of vision, known as the Angel Stone. Petalite emits profound peace & joy. Increases Divine connection & promotes Kundalini, it also enhances meditation & opens past life channels, allowing one to learn & master manifestation abilities.

An excellent protection stone which releases negative karma & clear entities attached to the aura. Petalite has a very high vibration, which no darkness can be near. This stone seals & heals auric damage. A healer’s best friend bringing forth radiant loving light & amplifying the healer’s abilities.  

Crystal Healing

Stress-related illness, excessive worry, ADD, over activity, anxiety, insomnia. Harmonizes the endocrines systems.

Mineralogy

Group: Phyllosilicate

Crystal System: Monoclinic

Composition: LiAlSi4O10

Form/Habit: Tabular prismatic crystals & columnar masses

Hardness: 6-6.5

Cleavage: Perfect on {001}, poor on {201} with 38.5° angle between the two

Fracture: Subconchoidal

Lustre: Vitreous, pearly on cleavages

Streak: Colourless

Specific Gravity: 2.4

Transparency: Transparent to translucent

R.I: nα=1.504, nβ=1.510, nγ=1.516

Colour: Colourless, grey, yellow, pink, to white

Birefringence: δ = 0.012

Strunz Classification: 09.EF.05