Water Opal (Jelly Opal)
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5 – 6.5
Specific Gravity
1.98 – 2.5
Refractive Index
1.37 – 1.52
Crystal System
Amorphous
Cleavage
None
Fracture
Conchoidal,Splintery
Color
white
Pleochroism
Absent
Mohs Hardness
| Mohs | Reference mineral | Water Opal (Jelly Opal) |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | |
| 6 | Orthoclase | ● |
| 7 | Quartz | |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Crystal System
Value & Market
Price Tier
Budget (< $50/ct)
Where to Buy Water Opal (Jelly Opal)
Blue Nile
Fine jewelry retailer
James Allen
Gemstone jewelry
Brilliant Earth
Ethically sourced gems
Amazon
Wide selection
Links may earn a commission at no extra cost to you.
About Water Opal (Jelly Opal)
ウォーターオパール（ジェリーオパール）は高い透明度を持つ無色から淡い色合いの貴オパールの変種で、ゼリーや水を思わせる透き通った地色の中にプレイオブカラー（遊色効果）を示します。メキシコのハリスコ州が最重要産地で、透明度が高く美しい遊色効果を示すものは「クリスタルオパール」とも称されます。非常に透明でありながら内部に虹色の閃光が宿るその性質が、他のオパールとは異なる幻想的な魅力を生み出しています。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Water Opal (Jelly Opal)?
ウォーターオパール（ジェリーオパール）は高い透明度を持つ無色から淡い色合いの貴オパールの変種で、ゼリーや水を思わせる透き通った地色の中にプレイオブカラー（遊色効果）を示します。メキシコのハリスコ州が最重要産地で、透明度が高く美しい遊色効果を示すものは「クリスタルオパール」とも称されます。非常に透明でありながら内部に虹色の閃光が宿るその性質が、他のオパールとは異なる幻想的な魅力を生み出しています。
What is the hardness of Water Opal (Jelly Opal)?
Water Opal (Jelly Opal) has a Mohs hardness of 5.5 to 6.5, making it moderate for use in jewelry.
What color is Water Opal (Jelly Opal)?
Water Opal (Jelly Opal) is primarily White.
How much does Water Opal (Jelly Opal) cost?
Water Opal (Jelly Opal) falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Water Opal (Jelly Opal)?
Water Opal (Jelly Opal) belongs to the Amorphous crystal system.