Image Gallery: Lab 2 | Structure of Earth Materials | Earth, Atmospheric, and Planetary Sciences | MIT OpenCourseWare

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Image Gallery: Lab 2

Neso Silicates

Olivine: (Mg,Fe)₂SiO₄. Garnet: (Mg,Fe,Mn,Ca)₃Al₂Si₃O₁₂. Large garnet trapezohedron and smaller garnet crystals: (Mg,Fe,Mn,Ca)₃Al₂Si₃O₁₂. Garnet mica schist. Garnet mica schist. Single euhedral zircon crystal with coarse massive zircon crystals: ZrSiO₄. Bladed kyanite: Al₂SiO₅. Andalusite (chiastolite) in mica schist: Al₂SiO₅. Andalusite (chiastolite) in mica schist: Al₂SiO₅. Topaz: Al₂SiO₄(F,OH)₂. Staurolite: Fe₂Al₉Si₄O₂₃(OH)₂. Staurolite: Fe₂Al₉Si₄O₂₃(OH)₂.

Cyclosilicates

Beryl: Be₃Al₂Si₆O₁₈. Tourmaline single crystal and tourmalines in quartz: NaMg₃Al₅B₃Si₆O₂₇(OH)₄. Radiating acicular tourmaline crystals and tourmaline crystal in quartz: NaMg₃Al₅B₃Si₆O₂₇(OH)₄.

Sorosilicates

Epidote: Ca₂Al₂FeSi₃O₁₂(OH). Epidote in calcite: Ca₂Al₂FeSi₃O₁₂(OH). Vesuvianite: Ca₁₀(Mg,Fe)₂Al₄(SiO₄)₅(Si₂O₇)₂(OH)₄.

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Departments

Earth, Atmospheric, and Planetary Sciences

As Taught In

Fall 2004

Level

Undergraduate

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