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CHALCEDONY
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Nature of Material: chalcedony (kal-SED-uh-nee) is Micro crystalline or crypto crystalline Quartz;Crystal 

system;hexagonal (trigonal) Chemical composition SiO2


Appearance

Semitransparent to opaque Virtually all colors


Phenomena: iridescence

 
Chalcedony Varieties
Chalcedony Varieties


Milky chalcedony - semitransparent to trans­lucent, nearly colorless or white


Chrome chalcedony- semitransparent to trans­lucent, deep red to blackish red

Purple chalcedony or amethystine chalcedony -semi translucent to opaque purple; also marketed under the name damsonite


Blue chalcedony - Semi-transparent to trans­lucent light blue to dark blue.

 

Rhodo chalcedony - Semi-transparent to trans­lucent dark like ruby color.

 

Chrysoprase- semitransparent to translucent, light to medium yellowish green (natural color)

Lemon chrysoprase-semitransparent to translucent, medium to dark yellowish green (natural color)


 
 
 
Varieties
Varieties

Onyx-Red,Green, Black and Blue Onyx is a banded variety of chalcedony. The colors of its bands range from white to almost every color (save some shades, such as purple or blue). Commonly, specimens of onyx contain bands of black and/or white. 

Sard- semitransparent to translucent, dark brownish red to brown to dark orange(darker and less saturated colors than those in carnelian)



  JASPER- general variety term applied to semi translucent to opaque chalcedony of any color or combination of colors, except   solid black or specially labeled material,such as blood stone, onyx, etc.

  Banded jasper

  Moukaite jasper(pink to light red) like Rhodochrosite GERU

  Silex (yellow and brown –red spotted with line) jasper

  Plasma Jasper - semi translucent to opaque dark green with white or yellowish spots.

  Petrified wood agatized wood, silicified wood - wood that has been entirely replaced by chalcedony; it resembles patterned jasper 


  AGATE -chalcedony with curved or angular bands or layers

  Fire Agate - semi translucent to opaque, with iridescent colors against a brown body color.

  Dendritic Agate - chalcedony with dark inclusions resembling tree branches

  Scenic Agate -chalcedony with dark inclusions resembling like scene landscape agate, Picture agate, fortification agate, etc - chalcedony with colored patterns resembling a

landscape, etc. 

  Moss Agate or Mocha Stone- chalcedony with green, black, or brown inclusions that look like moss.

  Agate fancy Multicolour (colored)-is the general term used to describe a translucent, multi-colored and richly patterned variety of Agate. While almost identical in mineral composition to Fancy Jasper, the term "Agate" is used to describe the translucent variety of this stone while "Jasper" refers to its more opaque relative.

  Eye agate-Also known as Botswana Agate, eye agate has been known to ward off the evil eye. This is the gemstone for people who are sensitive and lonely or easily hurt. It will help you have more self-satisfaction and protect you from hurt.

  Layer agate-Chalcedony composed of straight, parallel layers of different colors.


Bloodstone (heliotrope) - semi translucent to opaque, dark green with red to brownish red spots.

 
 
 
Identifying Characteristics
Misnomers
Swiss lapis or German lapis - dyed blue jasper
Moonstone - milky chalcedony
Black onyx - chalcedony with a solid black color, almost always dyed
Green onyx - dyed green chalcedony
Typical Size Range: large stones common in many varieties
Typical Cutting Styles: cabochons, cameos, intaglios, carvings,beads, tablets

Identification
Optic Character: AGG
Refractive Index:1.535-1.539; 1.5.3 or 1.54 spot reading
Birefringence: usually not detectable, but may show .004
Specific Gravity:2.60 (+ .10, -.05)
Polish Luster: greasy to vitreous
Fracture: conchoidal; sometimes granular
Luster: dull to waxy
Cleavage: none
Identifying Characteristics: dyed green and dyed blue appear red or pinkish through a Chelsea filter
Hardness: 6½ to 7
Toughness; good

Market
Availability:most varieties are plentiful; fire agate, iris agate, Chrysoprase, Chrysocolla,and amethystine chalcedony are limited to scarce
Public Recognition: some varieties are well-known, others unfamiliar 
 
 
 
Birthstone Designation

Bloodstone - March, Aries (approximately Mar. 21 - Apr. 19)

Agate - Gemini (approximately May 21 - June 21) 

Onyx - Leo (approximately July 23 - Aug. 22), midnight, seventhwedding anniversary,

Carnelian - Virgo (approximately Aug. 23 - Sep. 22), Thursday

Sard onyx - August, 7:00 pm

Chalcedony - 8:00 pm

Jasper - 10:00 pm 

 
 
 
Sources

Whiteto light grayish blue - Iceland, India, US, USSH

Chrysoprase- Australia, India, Czechoslovakia, US

Moss agate - India, US

Chrysocolla chalcedony - US

Carnelian and Sard - Brazil, India, Uruguay

Bloodstone- Australia, Brazil, India, Scotland, USSR

Prase- Germany

Plasma- China, Germany, India

Agate and onyx - Brazil, Madagascar, Uruguay, US

Jasper- Germany, Italy, Scotland, US, USSR

Petrified wood - US

Fire agate - US, Mexico amethystine - US

Recommended Disclosures: Advice treated or when treatment is a possibility. Caution bench jewelers that heat may change color


 
 
 
Meaning of Stones

THE MEANING OF CARNELIAN

CARNELIAN - A Stone ofACTION

A form of Chalcedony agate its color is reddish-orange or brown. Translucent (also known as Sard)

2nd Chakra: Sacral

Astrological Signs: Aries, Taurus, Cancer & Leo

Aries Stone - April

Hardness: 7

Vibrates to the numbers 5 and 6

Element:Fire

Keywords: Increases physical energy, personal power, confidence, Motivation, Concentration,boldness, initiative, dramatic abilities, assertiveness, outgoingness, precision, analysis, analytical, appetite, awareness of feelings, emotional warmth, sociability, creativity, curiosity, inquisitiveness, compassion,individuality, memory, appreciation of nature, harmony, courage, action, happiness,self-esteem, rebirth, reincarnation and past life recall. 

Metaphysical Properties: A stone of ambition and drive, Carnelian is a Power Stone!   Excellent career stone, it is very helpful in making choices and decisions Self Motivator.  Carnelian is the most powerful ACTION stone for focusing,realization and self-actualization, Reminds one to be "in the moment".  Like Moss Agate, Carnelian stimulates analytical capabilities and precision.  Activates and energizes personal power,revealing or discovering hidden talents by stimulating your curiosity and inquisitiveness.   Long revered for its healing, spiritual and creative qualities.  Protects the user from all negative emotions, Wonderful protective energy over rage, resentment, bad tempers, and anger in self and from others  It helps one banish sorrow or depression. Grounds energy and attention into the present Use with citrine on lower 3 chakras.  In the Eastern cultures, Carnelian was   favored for Strength.

Acceptance:This stone calms our fears about death and rebirth, bringing serenity and acceptance of the great cycle of life, Guards against depression.

Career Success: - A stone of ambition and drive, Assists indecision making.

Confidence:It inspires a positive courageous confidence, and gives us extra courage to make healthy choices.

Protection:Protects the user from all negative emotions, especially rage, envy, and fear.Encourages love with family members and relatives.  Pink carnelian is particularly good for parent to child relationships, and parent to parent.

Creativity:Balances creativity and mental processes.  Assist one in the creative artsand theatre.  Helps remember lines and lyrics by attracting the right words and instilling confidence, while enhancing creativity, individuality and courage.

Energy:Help to increase physical energy, including sexual energy, Beneficial HEALTH stone.The Egyptian's combined this stone with TURQUOISE and LAPIS LAZULI to enhance its power.  They believe it prevented anger, envy and hatred. 

Colors: Reddish Orange, Brownish Orange

Physical Healing Properties: Helps absorb vitamins, minerals and nutrients. Warms and cleanses blood, kidneys,kidney stones, stimulates appetite, emotions, passion, sexuality, physical energy, celebration, reproductive system, menstrual cramps, arthritis, gallbladder, gall stones, pancreas. Historically also used to pull excess fever out through the feet   ,Helps asthma, allergies, blood pressure and Relieves lower back pain.

Negates: Bad tempers, envy, fear and rage, apathy, indolence, passivity

Careers: Theater,Actors, Actresses, Singers, Performers, Speakers, Musicians, Sports


 
 
 
Colors
Colors

 

Chalcedony Quartz red, orange, yellow, browns

Clear Quartz with green and brown inclusions.

Green: the color of Healing and Hope  

Brown: the color of stability and grounding in Earth

Emotional: Improves self-esteem

Physical Healing Properties of Agate: Improving physical speed (as in running, racing, marathons,athletic endeavours. Lungs, blood vessels, lymphatic system,digestion, anorexia and food issues, toxins, infections, colds, flu


Negates: Overcomes Bitterness of the heart, an dinner anger

Nature: Farmers, Florists, Grocers, Botanists,Forest Rangers, Gardeners, Landscapers,

Warriors: Soldiers, Lawyers, Newspaper Reporters,Writers,Politicians,

Precision: Surgeons, Architects, Accountants, Laboratory workers, Technicians, Accountant

Applications: Agriculture,Crops, Rain, pollination of plants

Combinations: Agate is more powerful and its effectiveness is enhanced when combined with Aquamarine

Keywords: Agates foster love, truthfulness, courage, bravery, strength, abundance, wealth, good luck, longevity, acceptance, protection, balance, harmony, generosity,security, Persuasiveness, agree ability, congeniality, compatibility,creativity, acquiring wealth.

 

 
 
 
Trade Names

 

HINDI NAME--MILKYCHALCEDONY DUDHIYA HAKIK

HINDI NAME--CHROMECHALCEDONY LOHAKIK

HINDI NAME--PURPLECHALCEDONY BEGUNI HAKIK

HINDI NAME--BLUECHALCEDONY BLUE HAKIK

HINDI NAME--RHODOCHALCEDONY MANIK HAKIK

HINDI NAME—CARNELIANSURYA HAKIK

HINDI NAME—CHRYSOPRASETOTIHAKIK

HINDI NAME--LEMONCHRYSOPRASE PILIBHIT HAKIK

HINDI NAME--BLOODSTONE PITONIA

HINDI NAME--AGATE    SULEMANI HAKIK

HINDI NAME--DENDRITICAGATE VRAKSHAKIK

HINDI NAME--SCENICAGATE SAJARI

HINDI NAME--MOSSAGATE KAI HAKIK

HINDI NAME--AGATEFANCY RANGBIRANGI

HINDI NAME--EYEAGATE CHAKSHU HAKIK

HINDI NAME--LAYERAGATE PARATHAKIK

HINDI NAME--REDONYX LALONEX

HINDI NAME--GREENONYX HARAONEX

HINDI NAME--BLACKONYX KALAONEX

HINDI NAME--BLUEONYX NEELAONEX

HINDI NAME--SARDONYX LOHONEX

HINDI NAME--BANDEDJASPER MARGI HAKIK

HINDI NAME--MOUKAITEJASPER GERU

HINDI NAME--SILEXJASPER BISPATONI

HINDI NAME--PLASMAJASPER PANNORMA

HINDI NAME--CANADIANJADE CANMARGAZ

HINDI NAME--LAVENDERJADE LVMARGAZ

HINDI NAME--ZEBRAJADE JEBRA MARGAZ

HINDI NAME--SILVERSKIN JASPER RUPOHAKIK

HINDI NAME--OCEANJASPER SAMUNDRIHAKIK

HINDI NAME--REDJASPER LALHAKIK

HINDI NAME--BOTSWANAAGATE BOSWANAHAKIK

HINDI NAME--BLUELACE AGATE SKY HAKIK

 
 
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