Trivia Questions With Answers!

Sapphire Trivia Quiz Questions with Answers

Trivia quiz questions about sapphires, a gemstone

What is a sapphire?
A: Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide (α-Al2O3) with trace amounts of elements such as iron, titanium, chromium, vanadium, or magnesium.

The name sapphire is derived from what?
A: The Latin "saphirus" and the Greek "sapheiros", both of which mean blue.

 It is typically blue, but natural "fancy" sapphires also occur in what other colors?
A: Yellow, purple, orange, and green colors; "parti sapphires" show two or more colors.

Red corundum stones also occur but are called what?
A: Rubies rather than sapphires.

Pink-colored corundum may be classified as what?
A: Either as ruby or sapphire depending on locale.


Commonly, natural sapphires are what?
A: Cut and polished into gemstones and worn in jewelry.

They also may be created synthetically in laboratories for what?
A: Industrial or decorative purposes.

Because of the remarkable hardness of sapphires – 9 on the Mohs scale (the third hardest mineral, after diamond at 10 and moissanite at 9.5 – sapphires are also used in what?
A: Some non-ornamental applications, such as infrared optical components, high-durability windows, wristwatch crystals and movement bearings, and very thin electronic wafers.

They are also used as the insulating substrates of special-purpose solid-state electronics such as what?
A: Integrated circuits and GaN-based blue LEDs.

Sapphire is the birthstone for what month?
A: September.


It’s the gem of the 45th what?
A: Anniversary.

A sapphire jubilee occurs after how many years?
A: 65.

Sapphire is one of the two gem-varieties of what?
A: Corundum, the other being ruby (defined as corundum in a shade of red).

Blue is the best-known sapphire color, but they occur in other colors, including what?
A: Gray and black, and also they can be colorless.

Sapphire and rubies are often found in the same geographical settings, but they generally have different what?
A: Geological formations.


For example, both ruby and sapphire are found in Myanmar's Mogok Stone Tract, but the rubies form in marble, while the sapphire forms in what?
A: Granitic pegmatites or corundum syenites.

Every sapphire mine produces a wide range of what?
A: Quality, and origin is not a guarantee of quality.

For sapphire, who receives the highest premium?
A: Kashmir, although Burma, Sri Lanka, and Madagascar also produce large quantities of fine quality gems.

The cost of natural sapphires varies depending on what?
A: Their color, clarity, size, cut, and overall quality.

Geographical origin has a major impact on what?
A: Price.


For most gems of one carat or more, an independent report from a respected laboratory such as GIA, Lotus Gemology, or SSEF, is often required by whom?
A: Buyers before they will make a purchase.

Sapphires in colors other than blue are called what?
A:  "Fancy" or "parti-colored" sapphires.

Fancy sapphires are often found in what colors?
A: Yellow, orange, green, brown, purple and violet hues.

Gemstone color can be described in terms of what?
A: Hue, saturation, and tone.

Hue is commonly understood as what?
A: The "color" of the gemstone.


 Saturation refers to the vividness or brightness of what?
A: The hue.

Tone is the lightness to darkness of what?
A: The hue.

Particolored sapphires (or bi-color sapphires) are those stones that exhibit what?
A: Two or more colors within a single stone.

The desirability of particolored or bi-color sapphires is usually judged based on what?
A: The zoning or location of their colors, the colors’ saturation, and the contrast of their colors.

Colorless sapphires have historically been used as what?
A: Diamond substitutes in jewelry.

A star sapphire is a type of sapphire that exhibits what?
A: A star-like phenomenon known as asterism; red stones are known as "star rubies".



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