O que é
The zirconium mineral, mined from the same beach sands as ilmenite. Individual crystals are the oldest known fragments of Earth, over 4.3 billion years old.
Mineral minério
Zircon
The zirconium mineral, mined from the same beach sands as ilmenite. Individual crystals are the oldest known fragments of Earth, over 4.3 billion years old.
Zircon-tuc1001b ·
Robert M. Lavinsky ·
CC BY-SA 3.0
· Wikimedia Commons
