Lithophysa
(Thundereggs)
The plural of lithophysa is
lithophysae.
last edited: 11/10/16 number of photos: 21
Lithophysae can be either large hollow, bubble like structures
or small spherulites with radial structures that are found in obsidians
or rhyolites.
If mostly hollow, the lithophysae are known as geodes; if
filled in with
agate material, they are
known as thundereggs.
Link to Eibonvale Thunderegg Gallery
photos
lithophysae, cluster
lithophysa, cut: A
lithophysa, thunderegg:
A
B
C
D
E
F
lithophysae, polished:
A
B
C
D
E
lithophysa with opal:
A
lithophysae in rhyolite:
A
lithophysae geodes from Arizona:
A (6 views)
Photos are copyright free for non-commercial educational
uses.
Just credit photos to R.Weller/Cochise College.
copyright 2016-R.Weller
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