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Madagascar Star Rose Quartz : unveiling Its secrets

Updated: May 2

Star Rose Quartz is far more than a mere variation of rose quartz. This stellar jewel, as rare as it is mesmerizing, is the product of an exceptional geological process, combining extreme natural conditions with a unique optical phenomenon known as asterism.



Each star visible upon this stone’s surface is a reflection of millennia of subterranean labor, where nature has patiently sculpted a true mineral masterpiece. Primarily sourced from the rich and mysterious soils of Madagascar, Malagasy Star Rose Quartz distinguishes itself through its remarkable purity, the intensity of its rose hue, and the sharpness of its six-rayed star.


What is star Rose Quartz from Madagascar ?

The star effect in rose quartz happens because light bounces off tiny bits of titanium inside the crystal. This star pattern is an optical effect caused when light reflects off small pieces of titanium lined up inside the natural gemstone.

When these tiny pieces are lined up just right in three directions, the light looks like crossed lines creating the six-ray star on the rounded surface (cabochon).


Amazing natural phenomenon of Asterism

The phenomenon of asterism is a natural optical effect resulting from the presence of minute rutile inclusions that are perfectly aligned within the quartz crystal.

The six-armed bright star of rose quartz that appears to hover on the gem's surface happens when the gem is perfectly cut as a cabochon (with a rounded top). When a direct light shines on it, these fibers bounce the light back along certain lines.


Geological conditions 

Three key factors involved the formation of rose quartz star : 

  • high temperature and pressure during quartz crystallization

  • presence of titanium-rich rutile fibers

  • mineral-rich pegmatite environments.


  • A strong concentration of rutile

Pegmatite-rich environments. Tiny bits of rutile, very thin fibers line up in specific ways inside the quartz crystal as it grows.

  • Accurate alignment of the fibers

High temperature and strong pressure in hydrothermal sources.

  • Enough optical clarity in the quartz

The quartz must have sufficient optical quality to transmit light without obstruction.

  • An appropriate cabochon cut, unfaceted

Cutting rose quartz into a cabochon requires technical and artisanal skill to create a symmetrical and centered star.

Order now your rare Star rose quartz at our family company Rado ROLLMINE Madagascar. Contact us at rrollmine@gmail.com







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