Howlite INSPIRATION | CREATIVITY | SLEEP Howlite strengthens the desire for knowledge and learning. It is also a great aid to insomnia, as it calms an over-active mind. This listing is for ONE (1) Howlite Mini Egg. Approximate weight: 0.6 oz Approximate size: 1"L x 0.5"W Please note, stones are natural and WILL vary in precise size, shape, color, pattern, etc., and may not exactly match photo.