Ordinary-H

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Lost Creek

H3.8 Found 1916 39° 07′ 27′ N., 98° 10′ 04′ W. A single 4,018 g [...]

Juancheng

H5 Fell February 15, 1997 35° 32′ N., 115° 23′ E. At 11:23 P.M. local [...]

Grady (1937)

H3.7, reducedOxidation and reduction together are called redox (reduction and oxidation) and generally characterized by [...]

Gao-Guenie

H5, impact-melt brecciaWork in Progress ... A rock that is a mechanical mixture of different [...]

Eustis

H4 Found 1918 28° 50′ N., 81° 41′ W. A highly weathered stone weighing 502 [...]