Täglicher Archiv: Roségold -Reifenoopringe Die Formation und den Ursprung von Rubinen

Roségold -Reifenoopringe Die Formation und den Ursprung von Rubinen

Rubin, the mineral name is corundum, depends on the chromium content in it. Since crystals often appear double crystals, they are prone to cracks, and the increase in chromium content will increase the color of rubies. The rutile contained in it can produce silky appearance or arc-shaped visible starlight effect. Heating or radiation can remove […]