Kambaba Jasper is also known as Kambaba Stone or Green Stromatolite Jasper. This healing stone is believed to promote inner peace by calming the mind. It also helps to boost confidence and reduce feelings of fear and worry. In terms of healing, the stone is a powerful detoxifier and can help boost the immune system, promoting better health Kambaba Jasper is believed to connect with Cancers and Capricorns more so than other zodiac signs. The hearts stones vary between 3.5 and 4 inches in diameter.