Scientists are uncovering the hidden power of nanoscale crystals, known as nanolites, in volcanic eruptions. Researchers from Diamond Light Source have pushed the boundaries of advanced imaging to explore these tiny crystals embedded deep within volcanic rocks. Their findings reveal that nanolites play a significant role in controlling the explosiveness and behavior of volcanic eruptions.

What Are Nanolites?
Nanolites are microscopic crystals—thousands of times smaller than a grain of sand—that form inside magma before a volcano erupts. By using powerful X-ray imaging, the researchers mapped out how these tiny structures influence the flow and gas content of magma. The presence of nanolites can trigger rapid changes in pressure and viscosity, making some eruptions far more explosive than previously understood.
Why Does This Matter?
Understanding nanolites helps volcanologists better predict eruption styles and potential hazards. Improved knowledge of these crystals could lead to earlier warnings for communities living near active volcanoes. This breakthrough highlights the vital role that even the smallest features can play in Earth’s most dramatic natural events.
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