×

Biotite
Biotite

Franklinite
Franklinite



ADD
Compare
X
Biotite
X
Franklinite

Biotite Vs Franklinite

Astrology

Origin

-
USA

Color

Brown, Yellow, White, Greenish
Brown, Red, Black, Brownish

Streak

White, gray
Reddish, Brown

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

2.7-3.35.05-5.22
1 7.18
👆🏻

Fracture

Uneven, Even
Uneven

Cleavage

Perfect on the {001}
None

Mohs Hardness

2.5-3.05.5-6
2 10
👆🏻

Chemical Composition

K(Mg,Fe++)3[AlSi3O10(OH,F)2
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

Strong
-

Dispersion

-0.19
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.565-1.625-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Birefringence

0.03-0.07-9999
0 0.296
👆🏻

Clarity

-
Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

Good
-

Reproductive

-
-

Digestive

-
-

Psychology

Grounding
Creativity

Healing

Emotional healing
-

Qualities Associated

Grounding
Grounding

Biotite Vs Franklinite Fracture

Fracture is an important parameter when you compare Biotite and Franklinite Physical Properties. It is necessary to understand the significance of these properties, before you compare Biotite Vs Franklinite 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 Biotite is Uneven and Even. Franklinite fracture is Uneven.

Biotite Vs Franklinite Luster

A primary knowledge about Biotite vs Franklinite 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. Biotite exhibits Vitreous and Pearly luster.