I sourced these myself direct from Brazil 
Super Seven is also known as Melody's Stone or the Sacred Seven, they are comprised of 7 different mineral inclusions that synergistically create a healing frequency far greater than the sum of the parts. Amethyst, Clear Quartz. Smoky Quartz, Cacoxenite, Rutile, Geothite and Lepidocrocite.
A  11x5cm £49.95
B 14x6cm £89.95

Super Seven freeform