Thunderegg

Object/Artifact

-

Crater Rock Museum

Thunderegg

Thunderegg

Name/Title

Thunderegg

Entry/Object ID

2009.62.400

Description

Chemical Composition: SiO2 Crystal System: Hexagonal System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Silicates Location: Donnybrook, Antelope, Oregon Description: Thick rounded back with polished face. Large chambered, tan and brown outer area, with blue and white linear inner area, and with a hollow center (white on the inside).

Collection

RAGM Mineral Collection

Acquisition

Accession

2009.62

Source or Donor

Museum Collection of Minerals

Acquisition Method

Donation

Dimensions

Width

3-1/2 in

Depth

3-1/4 in

Length

6-1/4 in

Location

Location

Rolling Display

RD-12

Room

Mentzer Hall

Building

Crater Rock Museum

Category

Permanent

Date

September 30, 2023