AllMineralsRock
Lepidolite
Lepidolite is a popular mineral composed of potassium lithium aluminum silicate. [1]
Lepidolite: Quick Facts and Characteristics
Some quick facts for Lepidolite:- Transparency: Lepidolite can be translucent or transparent.
- Crystallography: In terms of crystallography, lepidolite is monoclinic.
- Luster: In terms of luster, lepidolite is pearly.
- Streak: Lepidolite streaks white.
- Hardness: Lepidolite's hardness ranges from 2.5 to 4 on the Moh's scale.
- Specific Gravity: Lepidolite's specific gravity ranges from 2.8 to 3.3.
Lepidolite: Background and Summary
Lepidolite is a mineral that belongs to the mica group. It is a potassium lithium aluminum silicate hydroxide fluoride mineral that has a pink, lilac, or purple color. It is easily identified by its characteristic color, as well as by its thin, platy crystal habit. Lepidolite is also known for its high lithium content, which makes it an important source of this element.Lepidolite has several uses, both industrial and metaphysical. It is used as a source of lithium, which is used in the production of rechargeable batteries, ceramics, and glass. Lepidolite is also used in the manufacture of lubricants, as it has a high resistance to heat and wear. In addition, lepidolite is used in the production of specialty papers and plastics, as well as in the construction industry as a flame retardant.
Metaphysically, lepidolite is believed to have several healing properties. It is said to help alleviate stress, anxiety, and depression, as well as to promote emotional balance and inner peace. Lepidolite is also believed to help with insomnia, headaches, and other physical ailments.
Lepidolite: Table of Properties
| Attribute | Lepidolite (src) |
|---|---|
| Transparency | transparent, translucent |
| Chemical Formula | K(Li,Al)3(Si,Al)4O10(F,OH)2 |
| Chemical Composition | potassium lithium aluminum silicate |
| Specific Gravity | 2.8, 3.3 |
| Hardness | 2.5, 4 |
| Streak | white |
| Crystallography | monoclinic |
| Refractive Index | 1.525, 1.587 |
| Hydrous | No |
| Colors | common: gray, purple, yellow sometimes: colorless less common: red, pink, white |
| Category | phyllosilicate |
| Birefringence | δ = 0.0290–0.0380 |
Lepidolite: FAQ
Q: Is lepidolite safe to handle?A: Yes, lepidolite is generally considered safe to handle. However, as with all minerals, it is recommended to wash your hands after handling it.
Q: Is lepidolite expensive?
A: The price of lepidolite varies depending on the quality and size of the specimen. It can range from a few dollars for a small piece to hundreds of dollars for a large, high-quality piece.
Q: Where can I find lepidolite?
A: Lepidolite is found in several locations around the world, including Brazil, Russia, the United States, and Canada.
Sources
- Mindat.org: Lepidolite- Geology.com: Lepidolite
- Crystal Vaults: Lepidolite
- Lepidolite: https://en.wikipedia.org/wiki/Lepidolite
Previous Mineral: acanthite Next Mineral: rutile