Boulder Opal

Caledonite

Boulder Opal Vs Caledonite

Boulder Opal

Caledonite

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Astrology

Origin

Australia

USA

Color

White, Colorless, Blue, Red, Green, Yellow, Violet

Blue, Green

Streak

Blue, Greenish, White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

1.98-2.255.6-5.76

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

None

[001] perfect; [100] distinct

Mohs Hardness

5-6.52.5-3

2 10

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Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous

Pleochroism

Weak

Dispersion

0.010.05

0.005 1

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Transparency

Transparent, Translucent

Transparent

Refractive Index

1.370-1.4701.818-1.909

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

-99990.091

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Creativity

Healing

Emotional healing

Qualities Associated

Creativity

Boulder Opal Vs Caledonite Fracture

Fracture is an important parameter when you compare Boulder Opal and Caledonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Boulder Opal Vs Caledonite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Boulder Opal is Conchoidal. Caledonite fracture is Uneven.

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Boulder Opal Vs Caledonite Luster

A primary knowledge about Boulder Opal vs Caledonite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Caledonite, on other hand, exhibits Vitreous luster.