Handmade, natural product Stone: Natural indonesian bumble bee jasper Metal: 925 Solid Sterling Silver. Bumble Bee Jasper is an unusual stone that was formed where a volcano opened to the earth. It is a strong earth energy stone, that embodies within it the strong energy of the volcano from which it was birthed. These stones stimulate both the sacral and solar plexus chakras. The solar plexus is also known as the power chakra, and by stimulating this area it may enable a growth in your personal power. The solar plexus also strongly relates to the self esteem, and these stones are known to assist with an increase in self esteem.