Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

1984.62.236

Description

Chemical Composition: SiO2 (MnO2) Crystal System: Triclinic System Description: Common Name: Quartz var. agate (Thunderegg) Chemistry: SiO2 Class: Silicates Location: Priday Bed, Madras, OR Description: (Small) rounded back with polished face. Brown outer regions with transparent smokey brown with white band surrounding inner structure.

Collection

Leland "Cap" Mentzer

Acquisition

Accession

1984.62

Source or Donor

Leland "Cap" Mentzer

Acquisition Method

Long-term Loan

Dimensions

Width

7/8 in

Depth

1/4 in

Length

3/4 in

Location

Location

* Untyped Location

Mentzer Hall, MH-10

Category

Permanent

Moved By

Steve Miller

Date

April 12, 2011