Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

2009.62.404

Description

Chemical Composition: SiO2 Crystal System: Hexagonal System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Silicates Location: Steen Mtns, Pike Creek, Oregon Description: Small rounded back with polished face. Light tan on outside edges with a translucent blue and white inner area with some angular blocks, brown and tan, intermixed within, and a small area of hollow, gray crystalline structure in the center.

Collection

RAGM Mineral Collection

Acquisition

Accession

2009.62

Source or Donor

Museum Collection of Minerals

Acquisition Method

Donation

Dimensions

Width

2-1/2 in

Depth

1-1/2 in

Length

2-3/4 in

Location

Location

Shelf

CS-J-4

Room

Curation Storage

Building

Crater Rock Museum

Category

Storage

Moved By

Jillian Mather Kettley

Date

October 14, 2025

Notes

Location added when performing inventory