Alex

28 Articles

The Four C’s of Diamonds

When buying diamonds, it is vital to understand the prime gem factors that influence both the aesthetics and the price of the stone. Customers must consider the four Cs: colour, clarity, cut and carats when deciding on what diamond they wish to …

Gemstone spotlight: Moonstone

Name: Moonstone Moh Hardness Scale: 6 – 6.5 Specific Gravity: 2.56 Refractive Index: 1.518 Colours: Brown, Green, Orange, White and Pale Blue. This gem derives its name from the unique play of light from its surface. This is termed phenomena …

People don’t kill people… swords kill people

There is no single implement in the history of mankind that has been made simply for killing, save for the sword. All other objects have as their origin an alternate use. Battleaxes stem from wood axes; war hammers from construction hammers; guns and bows …

Kruger Rands

If the thought of investing in gold appeals to you, consider investing in Kruger Rands.  Kruger Rands are bullion coins, meaning that their wealth is gauged from their metallic composition rather than their rarity of occurrence (which is the case with …

Gemstone spotlight: Spinel

Name: Spinel Moh Scale Hardness: 8 Specific Gravity: 3.54 – 3.63 Refractive Index: 1.762 Colours: Vast range – Blue, Red, Violet, Green, Pink and Orange Spinel is beautiful, fine gemstone that in the past was mistaken as a variety of corundum, i.e. …

The king of brandies

Cognac is a French brandy named after the region of France where it was first conceived and where it is still distilled. It is the premium world brandy and its production process follows strict guidelines. The brandy must consist of nine-tenths juice from …

Gemstone in the spotlight: Sphalerite

  Name: Sphalerite Moh Scale Hardeness: 3.5 – 4 Specific Gravity: 3.9 – 4.1 Refractive Index: 2.37 Colours: Yellow, Red, Orange, Green. GIA Gem Type: 2   The obscure gemstone Sphalerite is notable for its brilliance of light dispersion, …

Collecting Wilbur Smith novels

Collecting Wilbur Smith, a legend in his own life time Written by guest writer Doug Nicholson from Dougfindsbooks   A writer now for around 50 years, one can say the Wilbur A. Smith (as he first wrote), is now firmly established in the pantheon of …