Mookaite, also known as Australian Jasper, crystal thumb / worry stones.  The colouring of these stones ranges from almost white through to pink and deep mustard yellow.  The front sides have indentations which should be used to rub your thumb over to distract your mind and reduce worry and stress.  

This is a calming crystal that encourages versatility and aids in accepting change.

See more thumb / worry stones here

Country of origin: Australia

Size: 4 x 3 x 0.8 cm approx measured at the largest points
Weight: 11 - 16 grams approx