Following is a transcript of the video. Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy.

High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. Over 90% of black opals come from Australia, but they aren't easy to find.

Fire opals are translucent and contain shades ... are fueling the rise in popularity of this unusual stone. The Most Expensive Black Diamond in the World It's difficult to ascertain what the ...

Following is a transcript of the video. Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy.

Your brain might not automatically jump to "ornate" or "expensive," given the relative simplicity of Kate Winslet's silk, ...

A house that sold for $480,000 tops the list of the most expensive residential real estate sales in North Ridgeville in the ...

The Senate races are among the most expensive, all ranking within the top ten according to figures from OpenSecrets. Here are the Senate races ranked from the most to least expensive. The figures ...

Read on to find out the most expensive ZIP codes in the United States in 2023 as well as trends and themes these places share. The Most Expensive ZIP Codes in America Using data from Zillow’s ...

In this Guide: In This Guide Most Expensive Car Insurance: Providers, States and Cars Factors That Affect Car Insurance Costs Most Expensive Car Insurance: The Bottom Line Most Expensive Car ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...