Other gemstones Jewellery

many precious , semiprecious stones used jewellery. among them are:

amber
amber, ancient organic gemstone, composed of tree resin has hardened on time. stone must @ least 1 million years old classified amber, , amber can 120 million years old.
amethyst
amethyst has historically been prized gemstone in quartz family. treasured purple hue, can range in tone light dark.


spanish emerald , gold pendant @ victoria , albert museum.



emerald
emeralds 1 of 3 main precious gemstones (along rubies , sapphires) , known fine green bluish green colour. have been treasured throughout history, , historians report egyptians mined emerald 3500 bc.
jade
jade commonly associated colour green can come in number of other colours well. jade closely linked asian culture, history, , tradition, , referred stone of heaven.
jasper
jasper gemstone of chalcedony family comes in variety of colours. often, jasper feature unique , interesting patterns within coloured stone. picture jasper type of jasper known colours (often beiges , browns) , swirls in stone’s pattern.
quartz
quartz refers family of crystalline gemstones of various colours , sizes. among well-known types of quartz rose quartz (which has delicate pink colour), , smoky quartz (which comes in variety of shades of translucent brown). number of other gemstones, such amethyst , citrine, part of quartz family. rutilated quartz popular type of quartz containing needle-like inclusions.
ruby
rubies known intense red colour , among highly valued precious gemstones. rubies have been treasured millennia. in sanskrit, word ruby ratnaraj, meaning king of precious stones.
sapphire
the popular form of sapphire blue sapphire, known medium deep blue colour , strong saturation. fancy sapphires of various colours available. in united states, blue sapphire tends popular , affordable of 3 major precious gemstones (emerald, ruby, , sapphire).
turquoise
turquoise found in few places on earth, , world’s largest turquoise producing region southwest united states. turquoise prized attractive colour, intense medium blue or greenish blue, , ancient heritage. turquoise used in great variety of jewellery styles. perhaps closely associated southwest , native american jewellery, used in many sleek, modern styles. turquoise contains matrix of dark brown markings, provides interesting contrast gemstone’s bright blue colour.

some gemstones (like pearls, coral, , amber) classified organic, meaning produced living organisms. others inorganic, meaning composed of , arise minerals.

some gems, example, amethyst, have become less valued methods of extracting , importing them have progressed. man-made gems can serve in place of natural gems, such cubic zirconia, can used in place of diamond.