Carnelian:

Desired stone: Carnelian can enhance one’s focus and concentration by strengthening the lower chakras, keeping one well-grounded, which in turn, suppresses stray thoughts from interrupting one’s studies.

Sodolite:

Way Stone: It aids clarity of thought, knowledge retention, and creativity, so it’s a great all-rounder.

Fluorite:

Focus stone: Fluorite enhances mental abilities and removes mental or creative blocks caused by a lack of concentration. 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.