Holmquistite

Dravite

Facts about Holmquistite and Dravite

Holmquistite

Dravite

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1 Astrology

1.1 Origin

Southern and central Africa

1.2 Color

Black, Blue, Violet

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

1.3 Streak

White

Colorless

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.95-3.133.03-3.18

1 7.18

2.5 Fracture

Not Available

Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

2.6 Cleavage

{210} Perfect

{???} Indistinct

2.7 Mohs Hardness

5-67-7.5

2 10

2.8 Chemical Composition

Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Strong in shades of violet when dark-colored.Anthony et al

Very strong: pale yellow colorless

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Transparent

3.5 Refractive Index

1.622-1.6661.614-1.666

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

3.8 Birefringence

Not Available0.014-0.032

0 0.296

3.9 Clarity

Transparent

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Holmquistite Vs Dravite Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Holmquistite Vs Dravite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Holmquistite and Dravite Astrology. Its highly necessary to have a basic knowledge of facts about Holmquistite and Dravite, before you finalize to buy one.

Holmquistite is known to regulate the influence of Not Available planet. Dravite, the unique gem is known to regulate the influence of Not Available planet.