| Home Page | Log In | Message Board | The Mindat Directory |
| Register | Search Pages | Chat Now! (2 online) | Mindat Auctions |
|
|
|
| |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil A very unusual and beautiful gem crystal! The specimen consists of a gemmy bluish-green transparent glassy double terminated aquamarine crystal measuring 11.9 x 4.6 x 2.9 cm in size overall. No damage and complete all around. There is a heavily furrowed steep terminated portion that is filled with white microscopic thin hollow tubes. The crystal ... |
| © Dan & Diana Weinrich Minerals | Photo ID: 268781 View Count: 8 |
Beryl (Var: Aquamarine) : Be3Al2Si6O18 | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil 10,8 cm x 4,5 cm x 4,4 cm 240 g (Personal collection number 137) Very clear blue big aquamarine with "beard" Acquired 1992 in brazil |
| © Kuno Stoeckli | Photo ID: 214199 View Count: 83 |
Beryl (Var: Heliodor) : Be3Al2Si6O18 | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil Crystal with 5,5x2x1,5cm - March of 1998 |
| © Martins da Pedra | Photo ID: 45891 View Count: 442 |
Frondelite : Mn2+Fe3+4[(OH)5|(PO4)3] | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil Width of field 1.7 mm. Collection of and photo by Jesse Crawford. Compositing program CombineZP. Equipment Nikon D-100 digital camera on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 200604 View Count: 72 |
Frondelite-Rockbridgeite Series | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil 3.5 cm field of view. S409-071. Probably rockbridgeite, but not certain without analysis. Gunnar Farber specimen. |
| © 2009, JGW | Photo ID: 256750 View Count: 24 |
Hureaulite : (Mn,Fe)5(PO3OH)2(PO4)2·4H2O, Lindbergite : Mn2+[C2O4] · 2H2O | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil Withe grains of lindbergite on pink hureaulite. Field of view 3 x 2 cm. |
| Photo ID: 48762 View Count: 286 | |
Lindbergite : Mn2+[C2O4] · 2H2O, Frondelite : Mn2+Fe3+4[(OH)5|(PO4)3] | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil 0.2 cm mass of lindbergite on frondelite. S408-003 Specimen courtesy of Excalibur Mineral Company. |
| © 2007, JGW | Photo ID: 138608 View Count: 202 |
Lindbergite : Mn2+[C2O4] · 2H2O | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil dimension area mm. 6 x 6 from the type localiy photo and collection Luigi Chiappino |
| © luigi chiappino | Photo ID: 261387 View Count: 7 |
Moraesite : Be2[OH|PO4] · 4H2O, Zanazziite : Ca2(Mg,Fe)(Mg,Fe,Al)4Be4[(OH)4|(PO4)6] · 6H2O | |
|
Boca Rica claim, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil White moraesite on zanazziite - 3x2 cm. |
| Photo ID: 48766 View Count: 310 | |
| Page 1 of 1 (1 to 9 of 9 total) | ||
| Page: 1 | ||
