A nice classic specimen of Barite (Baryte) from the Deamchaser Mine in Oregon.

This is such an interesting specimen of Amethyst from India.  It has a very odd crystal habit. 

This is a fantastic and very affordable specimen of Cuprite from Rubstovskoe in Russia.

A very nice sample of Magnetite from the Magnet Cove area in Arkansas, this one has been in collections since it was collected in 1995.

A nice mineral specimen of Varsicite from Arkansas.  

A nice crystal specimen of Amethyst with scepter growth from the Chibuku Mine in Zimbabwe.

A nice sample of a rather uncommon mineral specimen, Manganoan Adamite from the Ojuela Mine in Mexico. 

This is a great combination mineral specimen of Shattuckite, Quartz, & Mottramite from the Kaokoveld Plateau in Namibia. 

A lovely Amethyst crystal specimen that is typical of the Goboboseb Mountains in Namibia.