The chemical formula of the mineral Epsomite  is indicated by MgSO4 – 7H2O or Hydrated Magnesium Sulfate. Epsomite is actually Sulfate mineral. The name of the mineral Epsomite and the Epsom salt was derived from the name of its type of locality at Epsom, England. The mineral species was first systematically described in 1806 for […]

The chemical formula of the mineral Dolomite is indicated by CaMg(CO3)2, a Calcium Magnesium Carbonate. Dolomite is actually a Carbonate mineral. Mineral Dolomite was named after Deodat Guy Tancrede Gratet de Dolomieu (1750 to 1801), a French mineralogist and geologist. The mineral was first discovered in the year 1791. Dolomite is known to crystallize in […]

The chemical formula of the mineral Datolite is indicated by CaBSiO4(OH), a Calcium Boron Silicate Hydroxide. Datolite is actually a Silicate mineral. Datolite derived its name from the Greek word dateisthai, which means to divide. This is an allusion to the habit of Datolite crystals, most especially granular aggregates that commonly crumble readily. Mineral species […]

The chemical formula of mineral Cassiterite is indicated by SnO2 or Tin Oxide. Mineral Cassiterite one of the minerals classified under the Oxides and Hydroxides class. The name of the mineral species Cassiterite is derived from the word Cassiterides, which was applied to the British Isles in PreRoman times or Great Britain and Ireland. This […]

The chemical formula of mineral Babingtonite is indicated by Ca2Fe2Si5O14OH  or Calcium Iron Silicate. Babingtonite is actually a Silicate mineral. Before the start of this century, Babingtonite mineral was still unknown to the science world. It is considered as a somewhat an unusual mineral in three respects. Babingtonite usually causes a very weak magnetism that […]

The chemical formula of mineral Albite is indicated by NaAlSi3 O8 or Sodium Aluminum Silicate. Mineral Albite is actually a Silicate mineral. The name Albite comes from the Latin word albus, which means white. This is an allusion to the color of the mineral Albite. Feldspar is derived from the German word feld, which means […]

The chemical formula of mineral Corundum is indicated by Al2O3 or Aluminum Oxide. Corundum is an Oxide mineral as classified in the field of optical mineralogy. Mineral Corundum is commonly used as gemstone and it usually exhibits fascinating image under gemological polarizing microscope. Sometimes Corundum is also used as an abrasive. In 18th […]

The chemical formula of mineral Digenite is indicated by Cu9S5 or Copper Sulfide. Digenite is a Sulfide mineral. Digenite was first described from the locality in Germany. The name of the mineral is derived from the Greek word digenus, which means two kinds or sexes. This is relative to the presumed presence of […]

The chemical formula of the mineral Elbaite is indicated by Na(Li,Al)3Al6Si6O18(BO3)3(OH)4 or Sodium Lithium Aluminum Boro-Silicate Hydroxide. Elbaite is a Silicate mineral. Through some historical informations about minerals in the field of optical mineralogy, the mineral species Elbaite was named after its type of locality in Elba, Italy. The first Elbaite mineral specimen […]

The chemical formula of the mineral Epidote is indicated by Ca2(Al, Fe)3(SiO4)3(OH) or Calcium Aluminum Iron Silicate Hydroxide. Epidote is a Silicate mineral. The name of the mineral species Epidote is derived from the Greek word epidosis, which means to give in addition or increase. This is relative to the crystal characteristic of […]