Archive for October, 2009

How to Grade Opal Patterns and Colors

Thursday, October 29th, 2009

What makes opal such a fascinating gemstone? When asked what opal looks like, most people would probably first think of the typical white base opal with little sprinkles and twinkles of color. This unique display of color is a phenomenon correctly known as play of color, not fire as it is sometimes referred to. Any […]

Madonna in Opal

Wednesday, October 21st, 2009

A jeweler in Cabo San Lucas sold this Mexican matrix opal pendant to my client.  He was very proud of the “Madonna” within the precious opal center.  The white rhyolite matrix even has a “halo” or “glory” hovering over the figure! I was very interested in the inclusions, never having seen “fish scales” in opal […]

One Year of Blogs-Time Flies! Mission Statement

Saturday, October 17th, 2009

Blog Photo #1 Last week, the thought occurred to me that it was time to do an anniversary blog– looking back thru the archive, turns out I had missed the anniversary by a month– our first blog was posted September 18, 2008! We started the Mardon blog with the mission of consumer protection and education. […]

How to Get the Best Price for Your Gold.

Tuesday, October 13th, 2009

The warm rich allure of gold has always attracted mankind, so much so that we seek it avidly and value it greatly. This precious metal is never thrown away, and always has value anywhere on planet Earth. Mardon Jewelers buys gold to recycle and uses recycled Harmony gold in all the products we make. Recent […]

Fine Opals from Mexico and Australia- a Photo Gallery

Saturday, October 10th, 2009

We recently had the privilege to work with this wonderful group of gem opals in the 7 to 10 carat category.  The top row are opals from Mexico, including the orange red Fire Opal, and the others from Australia’s famous Lightning Ridge and Coober Pedy fields. The term Fire Opal refers specifically to those Mexican […]

What is the Best Color for Blue Sapphire? Part 4

Friday, October 2nd, 2009

Blue, the color of sky, ocean, peace and tranquility has long been associated with purity and wisdom. Blue colors dominate many forms of spiritual art. Cardinals of the Catholic Church, exemplars of chastity and celestial purity, often wore rings of blue sapphire. Blue has always been an important color for mankind, so when we ask […]

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