Rhodochrosite is a manganese carbonate mineral (MnCO3) with low hardness of 4 and three directional perfect cleavage. The structure is very similar to calcite since it is a calcite group mineral with remarkable coloration thanks to manganese.
*Gem Focus & Market Pulse (Free Subscriber)Gemstones are arguably the most aesthetic representatives of minerals in nature. Common understanding of a gem’s beauty is attributed to its color and transparency. However, there are other mineralogical properties that might make a gemstone attractive, even unusual.
*Gem Focus & Market Pulse (Free Subscriber)High-end buyers are given more options while understanding that the beauty and rarity of tsavorite clearly justify its price.
*Gem Focus & Market Pulse (Free Subscriber)Basic definition of inclusions may be given as trapped foreign materials or irregularities in a gemstone. They simply reflect the formation conditions regardless of the gemstone’s origin, natural or lab-grown. While natural inorganic gems contain…
*Gem Focus & Market Pulse (Free Subscriber)Peridot is a yellowish green to green gemstone belonging to the olivine mineral group. It has been known for thousands of years.
*Gem Focus & Market Pulse (Free Subscriber)Alexandrite is the variety of chrysoberyl that exhibits a change of color from blue-green hues in day light into purple-red hues in incandescent light. It is arguably one of the rarest of all gemstones.
*Gem Focus & Market Pulse (Free Subscriber)Fluorite with its bright colors and contrasted banding in aggregate form is a favored carving material. While mineral collectors are attracted to its large, transparent single crystal specimens, the same crystals are faceted for both collectors and jewelry designers, especially in vivid colors.
*Gem Focus & Market Pulse (Free Subscriber)A practicing gemologist should be aware of many imitations and treatments of mother-of-pearl, despite its abundance and inexpensive existence in the market.
*Gem Focus & Market Pulse (Free Subscriber)Hydrogrossular Garnet; a lesser-known garnet species better known by its trade names.
*Gem Focus & Market Pulse (Free Subscriber)considered a divine gem. Natural pearls were so rare that they were only owned by royalties, even the tiny ones were utilized both in jewelry and on clothing.
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