The chemical formula of mineral Roselite is indicated by Ca2(Co,Mg)(AsO4)2 – 2H2O or Hydrated Calcium Cobalt Magnesium Arsenate. This Roselite is actually a Phosphate mineral. Roselite is most commonly used as mineral specimen and it is most often found exhibiting nice and fascinating microscope images when viewed with the aid of petrographic polarizing light microscopes. […]

The chemical formula of mineral Rosasite is indicated by (Cu, Zn)2CO3(OH)2 or Copper Zinc Carbonate Hydroxide. Rosasite is actually a Carbonate mineral. This mineral is also considered as a very minor ore of zinc and copper. It is also commonly used as mineral specimen and it usually exhibits nice and interesting microscope image under polarizing […]

The chemical formula of mineral Romanechite is indicated by Ba(Mn+2, Mn+4)5O10 – H2O or Hydrated Barium Manganese Oxide. Romanechite actually belongs to the Oxides and Hydroxides mineral class. Mineral Romanechite is also considered as an ore of manganese and it is also most commonly used as mineral specimen for it usually exhibits nice and interesting […]

The chemical formula of mineral Rockbridgeite is indicated by (Fe,Mn)Fe4(PO4)3(OH)5 or Iron Manganese Phosphate Hydroxide. Rockbridgeite is actually a Phosphate mineral. It is most commonly used as mineral specimen. Rockbridgeite is only one of the more oddly named but are no doubt interesting minerals in the Phosphate Class. Rockbridgeite is generally found having green color […]

Rock crystal is the clear and colorless variety of mineral Quartz. The chemical formula of mineral Quartz is indicated by SiO2 or Silicon Dioxide. Rock crystal is the name given to all clear colorless quartz. Rock crystal is most commonly used as an ornamental stone. It is also used for gemstone purposes. It is actually […]

The chemical formula of mineral Riebeckite is indicated by Na2(Fe, Mg)3Fe2Si8O22(OH)2 or Sodium Iron Magnesium Silicate Hydroxide. Riebeckite is actually a Silicate mineral. Riebeckite is commonly used as asbestos and it is also most commonly used as mineral specimen and it is also often found exhibiting nice and interesting microscope images under polarizing microscopes used […]

The chemical formula of mineral Richterite is indicated by Na2Ca(Mg,Fe)5Si8O22(OH)2 or Sodium Calcium Magnesium Iron Silicate Hydroxide. Richterite is actually a Silicate mineral. It is most commonly used as mineral specimen and it is most often found exhibiting nice and interesting microscope images when viewed under petrographic polarizing light microscope. Richterite is also sometimes called […]

The chemical formula of mineral Rhodonite is indicated by the formula (Mn,Fe,Mg,Ca)5(SiO3)5 or Manganese Iron Magnesium Calcium Silicate. This Rhodonite is actually a Silicate mineral. It is sometimes used as ornamental stone and semi-precious stone and is commonly found exhibiting nice and interesting microscope images under polarizing microscope used in the field of optical mineralogy. […]

The chemical formula of mineral Rhodizite is indicated by (K,Cs)Be4Al4(B,Be)12O28 or Potassium Cesium Beryllium Aluminum Borate. Rhodizite is actually a Carbonate mineral. Rhodizite is most commonly used as mineral specimen and it is also sometimes cut for gemstone purposes. Mineral Rhodizite is most commonly found exhibiting nice and interesting microscope images when viewed with the […]

The chemical formula of mineral Rhabdophane is indicated by (Ce, La, Nd)PO4 – H2O or Hydrated Cerium Lanthanum Neodymium Phosphate. Rhabdophane is actually a Phosphate mineral. It is also considered as a minor ore of cerium and also as mineral specimen. It is most often found exhibiting interesting microscope images under polarized microscope for mineralogists. […]