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The Complete Guide to 8 Black Gemstones: Beauty, Mystery, and Character

September 17, 2026 • K3ith H@wkins • News And Media • 689

Discover eight remarkable black gemstones, including black diamond, black opal, sapphire, spinel, garnet, onyx, tourmaline, and obsidian, with properties and buying tips.

The Ultimate Guide to Gemstone Cuts: From Brilliant to Cabochon

August 17, 2026 • K3ith H@wkins • News And Media • 989

Discover the most popular gemstone cuts, from Brilliant and Emerald to Rose, Trillion, Heart, Fantasy, and Cabochon cuts. Learn how cut affects gemstone sparkle, color, durability, value, and jewelry...

Why Are Some Gemstones Green? The Complete Scientific Guide

August 14, 2026 • K3ith H@wkins • News And Media • 558

Discover what gives green gemstones their stunning color. Learn how chromium, iron, vanadium, and natural radiation create the vibrant hues of emeralds, peridot, green diamonds, tsavorite, demantoid g...

Tourmaline: The Rainbow Gemstone That Comes in Every Color

August 12, 2026 • K3ith H@wkins • Education Blog • 600

Discover the fascinating world of tourmaline, nature's Rainbow Gemstone. Explore its remarkable colors, varieties, geological formation, major sources, Paraíba and watermelon tourmaline, value factors...