Beryl

Kasumigaura city, Ibaraki pref., Japan

This locality is in a park.

Length of the crystal: 10 mm. An opaque yellow prism of beryl. The prism is terminated by the (0001) face and pyramidal faces at the left.

Recovered from a beryl-columbite-phosphate subtype rare-element pegmatite associated with S-type (Ilmenite-series) granite. Formed in the middle Paleocene (60 Ma).

Beryl from this location was described in 1977.

Other localities

List of Japanese beryl localities

Yamano-o (NYF Pegmatite, Aquamarine)
Hirukawa (NYF Pegmatite, Prismatic)
Yukiiri (NYF Pegmatite, Prismatic)
Mount Myoken (LCT Pegmatite, Prismatic)
Mount Gyojya (Pneumatolytic, Prismatic)
Fukuoka Mine (Pneumatolytic, Prismatic)