|
Austria | |
|
| R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993) |
|
Germany | |
|
| Wittern: "Mineralfundorte in Deutschland", 2001 |
|
India | |
|
| A Borrelli collection |
|
Slovakia | |
|
| Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k |
- Eastern Slovenské Rudohorie Mts
| Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p |
|
South Africa | |
|
| Minerals of South Africa |
|
| Minerals of South Africa |
|
| Minerals of South Africa |
|
| Minerals of South Africa |
|
USA | |
|
| Jay Ellis Ransom,1974, Gems and Minerals of America |
|
| The Minerals and Gemstones of Nebraska CSD U Neb EC 2 |
|
| MacFall (1975) Gem Hunter's Guide |
|
| Minerals of Virginia 1990 by R. V. Dietrich |
|
| R&M 73:11-12 pp 378-399 Wisconsin Mineral Locality Index |