Limonite Pseudomorph after Pyrite, with Spessartine
Thumbnail, 3.0 x 2.8 x 1.5 cm
Tongbei, Yunxiao Co., Zhangzhou Prefecture, Fujian Province, China
This unusual specimen features an elongated, chocolate-colored limonite pseudomorph after pyrite, measuring 3 cm in length. Perched on the side of the limonite are a few glassy and translucent, orange spessartine crystals, to 3 mm across.