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Petrographic Descriptions (Select a sample)
| Sample No.: | MCY 05218 |
| Location: | MacKay Glacier |
| Field No.: | 17650 |
| Dimensions (cm): | 6.5x6.5x2.5 |
| Weight (g): | 214.538 |
| Meteorite Type: | H3 Chondrite |
Macroscopic Description: Cecilia Satterwhite
98% of the exterior has black/brown fusion crust with fractures and oxidation. The interior is brown with dark gray to black areas. Abundant inclusions are visible; some are gray and white but most are weathered.
Thin Section (,2) Description: Tim McCoy
The section exhibits numerous small, well-defined chondrules (up to 1.5 mm) in a black matrix of fine-grained silicates, metal and troilite. Silicates are unequilibrated; olivines range from Fa1-21, with a weak peak at Fa19, and pyroxenes from Fs2-9. The meteorite is a H3 chondrite (estimated subtype 3.6).
Thin Section Images
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Lab Images
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