Exhibit Guide


Kamiaso Conglomerate

The Kamiaso conglomerate is notable for containing boulders of gneiss, granite, and orthoquartzite from the Precambrian era. The largest gneiss boulder has a diameter of up to 80cm, indicating that the source of the Precambrian rocks was not very far from the depositional site of the Kamiaso conglomerate.

Floor information

Exibit Contents
01The World's Oldest Mineral
02The World's Oldest Rock
03Pillow Lava
05Banded Iron Formations
07Grypania spiralis
09Mino Belt
10Kamiaso Conglomerate
11Japan's Oldest Rock
12CHIME Dating
13The Original Home of Japan's Oldest Rocks
14Hichiso and the Radiolaria
15Geological Model