Siderite and Intermediate Gold Nuggets Optical Properties

Siderite

Intermediate Gold Nuggets

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1 Optical Properties

1.1 Luster

Pearly

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Not Available

1.5 Refractive Index

1.633-1.875Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

1.8 Birefringence

0.242Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Siderite and Intermediate Gold Nuggets Optic Character

Siderite and Intermediate Gold Nuggets optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Siderite and Intermediate Gold Nuggets Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Siderite and Intermediate Gold Nuggets optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Siderite and Intermediate Gold Nuggets Transparency

Similar to their colors, Siderite and Intermediate Gold Nuggets transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Siderite is Translucent and Transparent while Siderite is Translucent and Transparent in appearance.