What crystal is used for focusing?
Fluorite is considered being the best crystal for mental focus. It stimulates the intellect. It improves focus and concentration, increases memory. Fluorite enhances mental abilities and removes mental or creative blocks caused by a lack of concentration.
What crystal makes you smarter?
Use fluorite, lapis, pyrite citrine or sodalite to stimulate the intellect. For focusing thoughts and concentration, use citrine, black tourmaline, hematite, lapis, or fluorite. For mental clarity, use gold (Imperial) topaz, sapphire or peridot.