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Argentina | |
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| Juan Carlos Lodovichi |
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Canada | |
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| www.em.gov.bc.ca/cf/minfile |
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| |
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| |
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| Leiper (ed.), 1966. The Agates of North America |
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Germany | |
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| Poser, C., and Lutz, H. (2004): Mineralien aus Rheinland-Pfalz.Landessammlung für Naturkunde Rheinland-Pfalz (Mainz) |
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Hungary | |
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| Szakáll & Jánosi: Minerals of Hungary, 1995 |
|
| Geoda, 2003 |
|
| GEODA/1997 |
|
Iran | http://iranian-agates.freeservers.com/ |
| http://iranian-agates.freeservers.com/ |
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Mexico | |
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| |
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Panama | |
| |
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South Africa | |
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| Minerals of South Africa |
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USA | |
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| |
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| Minerals of Colorado (1997) E.B. Eckels |
|
| Minerals of Colorado (1997) E.B. Eckels |
|
| Minerals of Colorado (1997) E.B. Eckels |
|
| Minerals of Colorado (1997) E.B. Eckels |
|
| Minerals of Colorado (1997) E.B. Eckels |
|
| Minerals of Colorado (1997) Eckels, E. B. |
|
| Rocks & Minerals (July, 2002) |
|
| Gems and Minerals of America- Jay Ellis Ransom-1974 |
|
| |
|
| www.missourigeologists.org/Min-Loc2.pdf. |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| www.people.ku.edu/~stalder/KS-minerals.html |
|
| |
|
| www.people.ku.edu/~stalder/KS-minerals.html |
|
| Gems and Minerals of America- Jay Ellis Ransom-1974 |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| Rocks & Min.: 19:148. |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| Gems and Minerals of America - Jay Ellis Ransom-1974 |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| Rocks&Min. 17:238. |
|
| The River Runs North - the Story of Montana Moss Agate by Tom Harmon (author) |
|
| |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| |
|
| Kunz, 1892. Gems & Precious Stones of N. America, p.133. |
|
| Minerals of New Mexico 3rd ed. |
|
| Minerals of New Mexico 3rd ed. |
|
| Minerals of New Mexico 3rd ed. |
|
| Minerals of New Mexico 3rd ed. |
|
| |
|
| Minerals of New Mexico 3rd ed. |
|
| Kunz, 1892. Gems & Precious Stones of N. America, p.132. |
|
| Gems and Minerals of America-Jay Ellis Ranson-1974 |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| |
|
| |
|
| MacFall, 1951. Gem Hunter's Guide, 1st ed. |
|
| The Mineralogist, 21(12):462. |
|
| Mineralogy of Pennsylvania-1922; Samuel S. Gordon, pg. 204 |
|
| SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" |
|
| SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" |
|
| www.austingemandmineral.org |
|
| |
|
| R&M 66:3 pp 196-224 |
|
| R&M 66:3 pp 196-224 |
|
| Lapidary Journal 31:179. |
|
| Gems and Minerals of America-Jay Ellis Ransom-1974 |
|
| Minerals of Virginia 1990 by R. V. Dietrich |
|
| The Mineral Collector. 12:149 (1905) |
|
| Jay Ellis Ransom,1974,Gems and Minerals of America |
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| |
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| Rocks & Minerals 76:389 |
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