Wood cast filled with Calcite and Natrolite

– Mount Elgon, Uganda. 3″ long Mount Elgon is an extinct shield volcano situated on the border between Kenya and Uganda. It is the oldest and largest solitary volcano in East Africa, covering an area of around 3500 km² (map). The nepheline tuff-beds on the...

Opalized limb

Opalized limb- Megyaszó, Hungary. Miocene epoch. (Lower Pannon) 9″ long 4″ diameter. Megyaszó in Eastern Hungary has long been known for its opalized wood. Megyaszó is about 12 miles from the nearest town, Szerencs, somewhat separated from the main chain...

STEAM at the Sunset Chandler Library

Yesterday was an exciting day for the LGF Foundation. We took part in our first STEAM event at the Chandler Sunset Library. (STEAM is short for science, technology, engineering, art and math.) It was a lot of fun being able to share the collection and the kids were...

Boleite on Gypsum matrix

Boleite on Gypsum matrix- Amelia Mine, Boleo, Baja California Sur, Mexico. Specimen is 7.5 cm across, Boleite cube is 5mm across. Boleite is a complex halide mineral with formula: KPb26Ag9Cu24(OH)48Cl62. It was first described in 1891 as an oxychloride mineral. It is...