White Gemstones

White crystals, stones & gemstone names

• Snowflake Obsidian Mohs 5–6
• Clear Quartz Mohs 7 – lower in impure varieties (defining mineral)
• Opal Mohs 5.5–6
• Pearl Mohs 2.5–4.5
• Gypsum Mohs 1.5–2 (defining mineral for 2)
• Agate Mohs 6.5–7
• Onyx Mohs 6.5–7
• Topaz Mohs 8 (defining mineral)
• Calcite Mohs 3 (defining mineral)
• Chalcedony Mohs 6–7
• Labradorite Mohs 6–6.5
• Jadeite Mohs 6.5–7
• Aragonite Mohs 3.5–4
• Nephrite Mohs 6.0 to 6.5
• Kyanite Mohs 4.5–5 parallel to one axis 6.5–7 perpendicular to that axis
• Selenite Mohs 2
• Barite Mohs 3–3.5
• Celestine Mohs 3.0–3.5
• Moss Agate Mohs 6–7
• Ulexite Mohs 2.5
• Marcasite Mohs 6–6.5
• Magnesite Mohs 3.5–4.5
• Angelite Mohs 3.5
• Howlite Mohs 3.5
• Sardonyx Mohs 6.5–7
• Smithsonite Mohs 4.5
• Apophyllite Mohs 4.5–5
• Scapolite Mohs 5.5–6
• Stilbite Mohs to 4
• Petalite Mohs 6–6.5
• Hemimorphite Mohs 4.5–5
• Danburite Mohs 7 – 7.5
• Moonstone
• Scolecite Mohs 5 to
• Datolite Mohs 5 to 5.5
• Okenite Mohs –5
• Kunzite Mohs 6.5–7
• Goshenite Mohs 7.5–8.0
• Milky Quartz Mohs 7 – lower in impure varieties (defining mineral)
• Fire Opal Mohs 5.5–6