Chiastolite meaning: This is a very interesting crystal that is Andalusite that contains Graphite that naturally forms in a cross like the axis of a compass.  And, indeed, it is the stone of travelers.

Chiastolite properties: Chiastolite gets its name from the Greek work, Chiastos, which means marked by a cross.  Great for grounding, lowering fevers, rheumatism, immune disorders, and increasing lactation in nursing mothers.