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Zultanite
Zultanite
☒

Siderite
Siderite
☒



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Zultanite
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Siderite
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Optical Properties

Luster

-
Pearly

Pleochroism

-
-

Dispersion

-0.04
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.68-1.751.633-1.875
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.242
0 0.296
👆🏻

Clarity

-
Transparent

Compare Green Gemstones

Green Gemstones

Bayldonite
Bayldonite
Beudantite
Beudantite
Chlorite group
Chlorite group
Siderite
Analcime
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Siderite
Annabergite
Siderite Vs Annabergite
Siderite
Arfvedsonite
Siderite Vs Arfvedsonite

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