Amphibole
Analysis Location
SiO2 TiO2 Al2O3 FeO MnO MgO CaO Na2O K2O
A10 Amph 1
core
46.916 1.566 15.457 10.332 0.205 10.581 11.254 2.710 0.979
A10 Amph 1
mid
45.833 1.398 10.118 15.955 0.457 12.404 11.729 1.311 0.794
A10 Amph 1
rim
48.593 1.089 8.093 14.257 0.455 13.815 12.017 1.134 0.548
A10 Amph 2
core
46.987 1.311 9.056 14.379 0.441 13.775 12.100 1.231 0.722
A10 Amph 2
mid
47.231 1.123 9.146 14.520 0.548 13.387 12.058 1.321 0.666
A10 Amph 2
rim
47.927 1.232 8.569 14.408 0.513 13.530 12.014 1.171 0.635
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Sample No.: A10 (left image)
Geographic Location: Aegina
Unit: Tourli
Material Type: Rock
Rock Type: Volcanic
Specific Rock Type: Dacite
Optical View: Plane light
Petrographic Features: Volcanic fabric; large red pleochroic amphibole mineral

Sample No.: A10 (right image)
Geographic Location: Aegina
Unit: Tourli
Material Type: Rock
Rock Type: Volcanic
Specific Rock Type: Dacite
Optical View: Crossed polars
Petrographic Features: Large birefringent amphibole mineral; diamond-shaped cross-section showing distinctive amphibole cleavages
A3 A10 A10b A18 A29 A32 A37
AEGINA PHOTOMICROGRAPHS 1 • 2 • 3 • 4 • 5 • 6 • 7 KOLONNA • KOLONNA BACKSCATTER • MERCOURI • LERNA
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