Seymchan Pallasite Meteorite Slab (167.4 grams)
The pallasites are a class of stony–iron meteorite. It consists of centimeter-sized olivine crystals of peridot quality in an iron-nickel matrix. Coarser metal areas develop Widmanstätten patterns upon etching. Minor constituents are schreibersite, troilite, chromite, pyroxenes, and phosphates (whitlockite, stanfieldite, farringtonite, and merrillite).
Class: Stony–iron meteorite
From: Omolon, Magadan District, Russia
Size: 4.5 x .5 x 5.5 inches
Weight: 167.4 grams