Play a video Basic gemstone information: The name heliodor has been in use since the ancient Greeks but it was not introduced into jewellery trade until the early 20th century. ⠀ Heliodorus is a variety of beryl that comes in various shades of yellow or even green, varying from 7.5 to 8 in hardness according to the Mohs scale. ⠀ To date, the most important deposits of Golden Beryl are Namibia, Madagascar and Sri Lanka. ⠀ Golden Beryl protects its wearer from negative forces and malevolent forces and can accumulate positive energy and release it when necessary through contact with the wearer. ⠀ Jewellery with Heliodorus will be perfect for water and fire signs, however the best connection the stone establishes with Pisces - in this case the potential and energy of the stone will be fully disclosed.