Kiwi Quartz 12x13mm Faceted Hexagon - 15-16 Inch 15-22mm The presence of chromium is

The presence of chromium is what gives a ruby its red color

any color of the rainbow

but occasionally gabbro comes in oranges and greens

Ruby is a precious gemstone known for its deep red color

South Africa

Kiwi Quartz 12x13mm Faceted Hexagon - 15-16 Inch 15-22mm The presence of chromium isKiwi Quartz, more accurately known as Kiwi Jasper or Sesame Jasper, is a New Zealand sourced rock composed primarily of quartz, with inclusions of amazonite (causing the pale blue green color) and tourmaline (the black spots). Its name comes from its appearance, resembling the mottled green and black pattern of a kiwi fruit. While sometimes marketed as jasper, it's technically a type of quartzite.