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Chalcopyrite - Occurrence, Properties, and Distribution

Chalcopyrite is a copper iron sulfide mineral having a tetragonal crystal system. It was named from the Greek word, ‘chalkos’ meaning copper and ‘pyrites’ meaning strike fire.

3 Jun 2014

Dervillite - Occurrence, Properties, and Distribution

Dervillite is a monoclinic-prismatic brownish black mineral containing sulfur, silver and arsenic. It was named after Dr. Henri Dervile of Strasbourg University, Strasbourg, France who observed the original specimen.

3 Jun 2014

Francisite - Occurrence, Properties, and Distribution

Francisite is an orthorhombic-dipyramidal light green mineral containing selenium, oxygen, copper, chlorine and bismuth. It was named in honor of Glyn Francis, Quality Control Officer at the Iron Monarch quarry, Australia who first collected the mineral from the Monarch quarry in 1990.

3 Jun 2014

Cordierite - Occurrence, Properties, and Distribution

Cordierite is a magnesium iron aluminium cyclosilicate mineral discovered in 1813. It was named after Pierre Louis A. Cordier, a French mining engineer and geologist who first described it.

3 Jun 2014

Dreyerite - Occurrence, Properties, and Distribution

Dreyerite was named after Gerhard Dreyer, Assistant Professor, Johannes Guterberg University, Mainz, Germany, who discovered the mineral from Hirschhorn, near Kaiserlautern, Rhineland-Palatinate, Germany in 1981.

3 Jun 2014

Ershovite - Occurrence, Properties, and Distribution

Ershovite is a triclinic-pinacoidal mineral containing titanium, sodium, silicon, potassium, oxygen, manganese, iron and hydrogen. It was named after Professor Vadim Victorovich Ershov of the Moscow Mining Institute, Moscow, Russia.

3 Jun 2014

Borcarite - Occurrence, Properties, and Distribution

Borcarite is a monoclinic-prismatic mineral containing oxygen, magnesium, hydrogen, carbon, calcium and boron. The mineral was named for BORate and CARbon in its composition.

3 Jun 2014

Buckhornite - Occurrence, Properties, and Distribution

Buckhornite is an orthorhombic-dipyramidal black mineral containing tellurium, sulfur, lead, gold and bismuth. It was first described in 1992 from the Buckhorn mine, near Jamestown, Boulder, Colorado, USA. The mineral was named after its locality of discovery.

3 Jun 2014

Paradamite - Occurrence, Properties, and Distribution

Paradamite is dimorphous with adamite and isostructural with tarbuttite. It was named from the Greek word, para which means ‘near’ indicating its dimorphous relation to adamite.

3 Jun 2014

Blatterite - Occurrence, Properties, and Distribution

Blatterite is an orthorhombic-dipyramidal black mineral composed of oxygen, manganese, magnesium, iron, boron and antimony. It is a member of orthopinakiolite group.

3 Jun 2014