Stunning Gemstones Presentation

Jun 29, 2025

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Explore the beauty and characteristics of emerald, rubies, and diamonds in this informative PowerPoint. Discover their colors, hardness, streak, and crystal systems. Enhance your knowledge of precious minerals!

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Stunning Gemstones Presentation

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Presentation Transcript

Mineral Powerpoint dserand amar
Emerald • An emerald is green. • Its streak is white. • Crystal system is a hexagonal. • Hardness 7.5-8.0
Rubies • Rubies can be red, brownish, purplish, or pinkish. • Has no true cleavage. • Its fracture is uneven. • Hardness is 9.0 • Streak is white.
Diamond • Diamonds are usually colorless.