From Brazil 

Their crystal system is trigonal, their Moh's hardness a 7, and their vibration number a 4. They belong to the mineral class of silicates and are considered to be “master crystals” within the world of gemstones.

Lemurian seed crystals are said to have the very teachings and values of the ancient people of Lemuria programmed into them, for our benefit. They are believed to transmit messages of equality, unconditional love, and spiritual teachings, and emit gentle yin (feminine) energies.