A chart of gem varieties organized by color red blue green pink yellow gold bronze orange violet purple white colorless and multicolor. Please contact fabritrak systems inc. Tourmaline is often used in different types of jewelry such as rings pendants bracelets and more. Color saturation in tourmaline. It occurs in many different colors such as white blue red pink yellow orange green blue gray black or colorless and sometimes a single gemstone can be multicolored.
Blue green red yellow pink etc. Tourmaline has become a very popular jewelry stone due to its amazing range of colors its very good hardness 7 to 7 5 on the mohs scale vitreous luster and excellent clarity while tourmaline does not have an especially high refractive index its hardness score is between that of topaz and peridot there is no other gemstone which displays such a variety of colors sometimes even in the. Beruwala 94 34 22 77 511 ratnapura 94 11 36 08 500. 084 217 bi color. 078 108 bi color.
Slightly greyish light slightly purplish red. The semi precious stone tourmaline grows in a number of colors ranging from black to blue to pink. Strong medium dark bluish green. Although the differences in colors can be explained by the stone s mineral compositions some believe that tourmaline meaning and uses of the different colors can vary from hue to hue. Usually iron rich tourmalines are black to bluish black to deep brown while magnesium rich varieties are brown to yellow and lithium rich tourmalines are almost any color.
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Tourmaline lanka gem lab sri lanka. Chrome tourmaline does sometimes have secondary yellow or blue hues but the most valuable chrome tourmaline is primarily green. Marl marble granite shale slate basalt chalk flint tuff gneiss norite gabbro. Medium dark slightly yellowish green. Chrome tourmaline is a type of tourmaline most commonly found in the regions of south africa.Chrome tourmaline is characterized by its chromium compound that gives it an intense neon green color. Tourmaline has a variety of colors. This image shows how tone levels range from too light on the left through to too dark on the right. Rarely it is colorless. Strong tourmaline bi color valuation report 100079 3 07ct color.
Tourmaline s colors have many different causes. Tourmaline s colors have many different causes. Chrome tourmaline is characterized by its chromium compound that gives it an intense neon green color. Tourmaline lanka gem lab sri lanka. Slightly greyish light slightly purplish red.
Strong tourmaline bi color valuation report 100079 3 07ct color. Blue green red yellow pink etc. A chart of gem varieties organized by color red blue green pink yellow gold bronze orange violet purple white colorless and multicolor.
