LessonThreeNeSGeometricBeautyofSnowflakesPrt3Rvsd121016.pptx
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Stellar Plates<br />
• Common<br />
• Thin, plate-like crystals<br />
• Star-like shapes<br />
• 6 broad arms<br />
• Elaborate faces with<br />
symmetrical markings<br />
• Temperature Formations<br />
- near -2 C (28° F) or near<br />
-15 C (5° F)<br />
• 6-fold rotation &<br />
reflection symmetries<br />
What are these lines called<br />
again? Answer on next slide.
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