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Yellow Feather Jasper

A species of Jasper

A multicolored jasper most commonly mined in Utah, yellow Feather Jasper is a rare stone largely valued for its appearance. It is not widely recognized outside the craft jewelry industry, but it is highly valued there and among collectors. Technically a variety of silica, it owes its coloring to impurities within the mineral.

Hardness:

6.5 - 7

Density:

2.58 - 2.91 g/cm³

General Info About Yellow Feather Jasper

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Physical Properties of Yellow Feather Jasper

Luster

Vitreous, Dull

Diaphaneity

Opaque

Colors

Yellow, tan, orange with dark brown or black feather-like dendrites

Magnetism

Non-magnetic

Tenacity

Brittle

Cleavage

None

Fracture

Conchoidal, Subconchoidal

Streak

White, Yellow, Brown, Red

Crystal System

Trigonal

Hardness

6.5 - 7 , Hard

Density

2.58 - 2.91 g/cm³, Normal Weight

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Chemical Properties of Yellow Feather Jasper

Chemical Classification

Silicates

Formula

SiO₂

Elements listed

Si, O

Optical Properties of Yellow Feather Jasper

Refractive Index

1.54

Birefringence

0.003-0.009

Pleochroism

None

Dispersion

0.013

Optical Character

Biaxial positive

Health Risk of Yellow Feather Jasper

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What is the hazards of Yellow Feather Jasper?

Harm Type

Physical Toxicity

Yellow Feather Jasper in powdered form can be toxic due to its Crystalline Silica content.

Quartz, silica, crystalline silica and flint are non-toxic materials, but very fine dust containing quartz, known as respirable crystalline silicon (RCS), can cause serious and fatal lung disease. Lapidaries should exercise caution when cutting silica.

How to prevent the risks of Yellow Feather Jasper?

Avoid long-term inhalation of its dust!

Yellow Feather Jasper is typically non-toxic unless it's in powder form. Long-term exposure to finely ground powder may lead to silicosis. Therefore, when cutting or polishing yellow Feather Jasper, be sure to wear a dust mask to avoid inhaling its dust.

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Rarity

Uncommon

Characteristics of Yellow Feather Jasper

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Cultural Significance of Yellow Feather Jasper

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Uses of Yellow Feather Jasper

Jasper has been a favorite gem in ancient times – its name is mentioned in ancient Latin, Greek, Arabic, Persian, Hebrew, and Assyrian sources. Attractive variants of Jasper like the yellow Feather Jasper are used for ornamentation and as gemstones. Jasper breaks with a smooth surface and can be highly polished. Thus, it is suitable for making vases, decorative boxes, seals, and jewelry pieces.

Healing Properties of Yellow Feather Jasper

Yellow Feather Jasper is considered a grounding stone that promotes strength and stamina of the mind, body, and spirit. It helps to motivate certain users and provides the endurance for success. Its calming energy may alleviate stress. Yellow Feather Jasper is often used to stimulate the mind and enhance creative skills.