Uvarovite is a rare and valuable member of the Garnet mineral group. It is named after Russian statesman and mineral collector Count Sergey Semenovitch Uvarov.
Diopside is a calcium magnesium silicate mineral, often with some iron in the CaMgSi2O6 formula. Diopside creates fine collector specimens, and transparent crystals from the classic localities are highly valued.
Axinite is the name for a group of basic aluminum boro-silicate minerals of calcium, iron, magnesium, and manganese. Mineral Collectors value the sharp, transparent crystal forms.
Autunite is a hydrated calcium uranyl phosphate mineral with the formula of Ca(UO2)2(PO4)2 · 10-12H2O. Due to the uranium content of 48.27%, it is radioactive and used as uranium ore.
Titanite is a calcium titanium silicate mineral with the formula of CaTiSiO5. Rare earth elements such as thorium, cerium, and yttrium are sometimes present in Titanite in minor quantities.
Celestine is a strontium sulfate mineral with the formula SrSO4. Celestine is an attractive mineral that forms in well-shaped crystals with a distinctive soft blue color.
Apatite is the name of a group of phosphate minerals with similar chemical compositions and physical properties. The primary Apatite group includes Fluorapatite, Chlorapatite, and Hydroxylapatite.
