Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

2010.1.38

Description

Chemical Composition: SiO2 Crystal System: Hexagonal System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Silicates Location: Big Oak Springs, Maupin, Oregon Description: Large, rounded back with polished face. Creamy brown with some dull yellow on the outer areas with a transparent white 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

11-1/2 in

Depth

4-1/4 in

Length

12-1/4 in

Location

Location

Shelf

FS-14-A

Room

Frieda Smith Hall

Building

Crater Rock Museum

Category

Exhibit

Moved By

Jillian Mather Kettley

Date

June 17, 2025

Notes

location updated while cleaning