John Prychon's Photo Gallery

MV3-PMYQuartz (Var: Smoky Quartz) SiO₂ , Microcline K(AlSi₃O₈) , Albite Na(AlSi₃O₈)

Mount Sinai, South Sinai Governorate, Egypt

Dimensions: 11 cm x 5.5 cm x 3 cm
Largest Crystal Size: 7 cm

Smoky Quartz on a matrix of microline and albite. I purchased this from Don
Edwards back in July/2014. You can see this same specimen on the same locality page. It is in the "display case photo of Egyptian Smoky Quartzes",taken by Jolyon Ralph in 2009, before I cleaned it.

Selenite Crystal Pocket

I, John Prychon, smiling as I am about to open a vug of Selenite xls. Notice
the ballpeen hammer and flat head screwdriver that I am using to do this with!
All I could find on short notice, many thanks to my mother-in-law Nila, since
I am in the country side of a small town in Colombia. June/2011- Rio Blanco,
La Union, Dept. de Cundinamarca, Colombia.

Selenite Crystal Pocket

Selenite pocket was found by myself while rock collecting, at a random location
close to the Rio Blanco, La Union, Dept. de Cundinamarca, Colombia in June/2011. Pocket was 12" approx., across.

Gypsum (Var: Selenite) CaSO₄·2H₂O

Selenite specimen, approx. 8 cm. across. Field collected by John Prychon June/2011 - Rio Blanco, La Union, Dept. de Cundinamarca, Colombia.