Icosahedrite, Al₆₃Cu₂₄Fe₁₃, the first natural quasicrystal

Earth & Environmental Sciences

• new mineral 92%
• pleochroism 28%
• stishovite 28%
• sodalite 26%
• nepheline 23%
• forsterite 23%
• corundum 22%
• diopside 21%
• nomenclature 20%
• electron probe analysis 19%
• spinel 18%
• symmetry 17%
• diffraction 17%
• reflectance 15%
• X-ray diffraction 14%
• wavelength 13%
• parameter 12%
• mineral 10%
• index 9%
• river 9%

Physics & Astronomy

• minerals 72%
• nepheline 24%
• sodalite 23%
• luster 22%
• stishovite 22%
• nomenclatures 21%
• forsterite 19%
• rivers 19%
• Russian Federation 17%
• cells 15%
• atomic structure 14%
• integers 14%
• spinel 14%
• coding 13%
• x rays 13%
• lattice parameters 12%
• diffraction patterns 12%
• aluminum oxides 11%
• reflectance 10%
• symmetry 8%
• diffraction 7%
• atoms 7%
• wavelengths 6%
• electrons 6%

Chemical Compounds

• Quasicrystallinity 100%
• Mineral 59%
• Subhedral Crystal 27%
• Anhedral Crystal 26%
• Fm3 25%
• Rmax 24%
• Pleochroism 23%
• Luster 19%
• Lattice Parameter 14%
• Powder X-Ray Diffraction 11%
• Space Group 10%
• Wavelength 10%
• X-Ray 8%