OCTOBER 19TH CLUB FIELD TRIP TO SYCAMORE CREEK, ARIZONA
Saturday morning a group of 12 signed in for the two and a half hour drive south to Sycamore Creek. We met Larry Jensen
Saturday morning a group of 12 signed in for the two and a half hour drive south to Sycamore Creek. We met Larry Jensen
Gemstones of the mineral corundum [Ref 1] offer a rainbow of colors for the lapidarist and jewelry maker as displayed in Figure 1. Traditionally, of
In this blog beautiful art objects, carved and sculpted in crystals of the beryl gemstones, are presented. In some, the shape of the gemstone inspired
The beautiful blue hues of aquamarine, the rich yellows of heliodor, the deep green of emerald, the subtle pinks of morganite, the deep blue of
The emerald is the chromium-containing variety of the mineral beryl [Ref 1]. Its’ beautiful, vibrant, deep green color has made it a great favorite among
The star gemstones of the corundum family are either star sapphires or rubies. Under light these gemstones exhibit asterism [Ref 1] in showing either a six rayed
Lattice Defects, Impurities and Color As stated in references 17, 18 of my DIAMONDS II blog, impurity atoms and lattice vacancy defects are responsible for
A Gallery of Natural Diamond Crystals The gallery includes clear crystals and those exhibiting a range of colors (Figures 2-13), a range of shapes (Figures
In this blog, my second on diamonds, I’ll discuss the physical and chemical properties of a diamond, then its optical properties in relation to its
Having greatly enjoyed writing my last blogs on garnets as gemstones and mineral specimens, topics different from my long-time interests in the ore-forming minerals, I
The mission of the Coconino Lapidary Club is to educate and inspire a desire to explore, collect, cut, polish and create with gems, minerals, and fossils.
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