A number of the most beautiful jewelry is manufactured using semi-precious gem stones. A gem stone is really a mineral, a rock or a petrified substance that is cut or faceted and polished before it may be utilized in jewelry.

Some diamond stones are fairly rare, such as for example amazonite, which is really a vivid green variety of feldspar. Formerly it was obtained almost entirely from Russia, but recently it was present in Madagascar and Colorado. Its minimal occurrence makes it prized as a diamond stone.

Citrin, also referred to as citrin quartz, is definitely an amber colored gem stone.

Aventurine is usually a natural gem stone, but could be red, brown, yellow or gray. The rarest is red and highly-prized as a gem stone.

Cordierite is an aluminum, iron and magnesium cyclosilicate, the variety of which is iolite, which is employed as a gem stone. The title, iolite, comes from the Greek word for violet.

Lapis lazuli is just a stone which has been classified as a diamond stone. This deep blue gem stone dates back to the pharaohs of ancient Egypt.

Jade is an interesting gem stone. The name is placed on two different silicate materials. It is a really tough substance and was employed for axe heads, knives and tools. It had been only when other materials were found that could be employed for these reasons that jade develop into a precious diamond stone. Nephrite is either green or creamy in color, while jadeite will come in many different colors. In New Zealand, where nephrite jade is known as not gem stone and greenstone, the Maoris consider a treasure to it. If you have an opinion about geology, you will perhaps desire to explore about visit my website. In conventional Maori patterns, this diamond stone continues to be widely used to create jewelry. Jade is the official gem stone of British Columbia. Many minerals can be purchased as jade. These can typically be employed as gem stones, but are not the genuine article.

Turquoise is yet another gem and ornamental stone. The name is a very old term, probably based on the French meaning Turkish rock, though turquoise wasn’t within Turkey, but was traded there. Iran and the Sinai Peninsula were sources of very fine turquoise. Within the United States Of America, the deposits were mined by pre-Columbian Indigenous Americans. Today there is some imitation turquoise, which is so great, that only a specialist can tell the difference between the true rock and the artificial!

Its possible that rings and bracelets and necklaces made out of these semi-precious rocks may possibly not be as valuable as say, gold or diamonds, however they can be beautiful and highly prized. Of course, if the diamond is flawed, it may be impressive for the friends and colleagues of a newly employed damsel, but isn’t of great importance..Cold Stone Creamery 3231 Foothill Blvd., Suite 105 La Crescenta CA 91214 (818) 248-2434