|
Mexico | |
|
| Zenz, Johann
Agates, pg. 463-467
Zenz, Johann
Agates, pg. 463-467 |
|
| [var. Laguna Agate] Mineralogical Magazine, October 2006, Vol. 70(5), pp. 485β498
[www.minerals.net] |
|
| [var. Laguna Agate] Mineralogical Record (2008): 39(6): 69-88. |
|
| Zenz, Johann
Agates, pg: 443-461 |
|
| Takehiro Touge |
|
| [var. Laguna Agate] Mineral Record (208) 39:6 pp69-88 |
|
| Takehiro Touge |
|
| Takehiro Touge |
|
| [var. Laguna Agate] Mineralogical Record 39:6 pp69-88 |
|
| [var. Fortification Agate] Shaub, B. M. (1979) Genesis of Thunder Eggs, Geodes, and Agates of Igneous Origin, Part II: Lapidary Journal, v. 32, no. 4, p. 2548-2566. |
|
| Zenz, Johann
Agates, pg. 398-403 |
|
| Zenz, J. (2005) Agates. Bode Verlag, 656 pages, at pg: 439. |
|
| Collection of Paul Brandes based on label from Dwarves Earth Treasures |
|
| Zenz, Johann
Agates, pg419-429 |
Rancho Agua Nueva, Sierra del Gallego, Ahumada Municipality, Chihuahua, Mexico