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NEON APATITE                                                                                     Hardness 5
That looks prettier than the picture. The blue-green color of the gem is difficult to grasp with any imaging system.
Next page APATITE 1 APATITE 2   GREEN APATITE   GREEN APATITE 2    CAT'S EYE APATITE
  0.86 cts. Apatite emerald cut  single 

 5.1 x 5.1 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 20.00 

ORIGIN: Madagascar

ref: APate086 

 

  0.93 cts. Apatite emerald cut  single 

 6.1 x 5.2 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD  23.00 

ORIGIN: Madagascar

ref: APate093 

 

  0.99 cts. Apatite emerald cut  single 

  6.7 x 5.1 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 25.00 

ORIGIN: Madagascar

ref: APate099 

 

   1.03 cts. Apatite emerald cut  single 

  6.1 x 5.2 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 25.00 

ORIGIN: Madagascar

ref: APate103c 

 

  1.03 cts. Apatite emerald cut  single 

  6.6 x 4.8 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 28.00 

ORIGIN: Madagascar

ref: APate103 

 

  1.06 cts. Apatite emerald cut  single 

  6.6 x 4.9 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 28.00 

ORIGIN: Madagascar

ref: APate106 

 

  1.16 cts. Apatite emerald cut  single 

 7.3 x 4.9 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 32.00 

ORIGIN: Madagascar

ref: APate116 

 

  1.17 cts. Apatite emerald cut  single 

6.7 x 5 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 32.00 

ORIGIN: Madagascar

ref: APate117 

 

  1.20 cts. Apatite emerald cut  single 

  5.9 x 5.9 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

  SOLD 

ORIGIN: Madagascar

ref: APate120 

 

   1.70 cts. Apatite emerald cut  single 

  8.2 x 6.1 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

  SOLD 

ORIGIN: Madagascar

ref: APate170 

 

  1.13 cts. Apatite oval  single 

  6.9 x 6 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 25.00 

ORIGIN: Madagascar

ref: APato113 

 

  1.42 cts. Apatite oval  single 

  8 x 6.2 mm. 

  Slightly included. Enhancement: heated (H)

stone PRICE  

 USD 37.00 

ORIGIN: Madagascar

ref: APato142 

 

  1.52 cts. Apatite oval  single 

  8.2 x 6.1 mm. 

Moderately included. Enhancement: heated (H)

stone PRICE  

 USD 14.00 

ORIGIN: Madagascar

ref: APato152 

 

  0.67 cts. Apatite round  single 

5.5  mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 15.00 

ORIGIN: Madagascar

ref: APatr067 

 

  0.79 cts. Apatite round  single 

5.8  mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 19.00 

ORIGIN: Madagascar

ref: APatr079 

 

  0.87 cts. Apatite round  single 

6  mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 21.00 

ORIGIN: Madagascar

ref: APatr087 

 

  2.00 cts. Apatite lozenge  single 

 10.5 x 6 mm. 

Eye clean. Enhancement: heated (H)

stone PRICE  

 USD 115.00 

ORIGIN: Madagascar

ref: APatl200 

Next page APATITE 1 APATITE 2   GREEN APATITE   GREEN APATITE 2    CAT'S EYE APATITE

General Information   Apatite

Chemical Formula: Ca5(PO4)3(OH,F,Cl)
 Composition: Molecular Weight = 509.12 gm
   Calcium   39.36 %  Ca   55.07 % CaO
   Phosphorus 18.25 %  P    41.82 % P2O5
   Hydrogen    0.07 %  H     0.59 % H2O
   Chlorine    2.32 %  Cl    2.32 % Cl
   Oxygen    38.76 %  O
   Fluorine    1.24 %  F     1.24 % F
             ______        ______
             100.00 %      101.05 % = TOTAL OxIDE
Empirical Formula: Ca5(PO4)3(OH)0.3333F0.3333Cl0.3333
 IMA Status: Not IMA Approved
 Locality: Common world wide. 
 Name Origin: Named from the Greek apatao - "I am misleading."
 

Apatite Images

 

 

 

Images: Apatite crystal 26 grams.

                             
      Apatite on matrix 4 kg  Enlarge

Crystallography

 Axial Ratios: a:c = 1:0.73454
 Cell Dimensions: a = 9.38, c = 6.89, Z = 2; V = 525.00 Den(Calc)= 3.22
 Crystal System: HExAGONAL-DIPYRAMIDAL  H-M Symbol (6/m) Space Group: P63/m
 

Physical Properties

 Cleavage: [0001] Indistinct, [1010] Indistinct
 Color: white, yellow, green, red, or blue.
 Density: 3.16 - 3.22, Average = 3.19
 Diaphaniety: Transparent to translucent
 Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
 Habits: Colloform - Forming from a gel or colloidal mass., Massive - Granular - Common texture observed in granite and other igneous rock., Earthy - Dull, clay-like texture with no visible cr ystalline affinities, (e.g. howlite).
 Hardness: 5 - Apatite
 Luminescence: None.
 Luster: Vitreous (Glassy)
 Streak: white
 

Optical Properties

 Optical Data: Uniaxial (-), e=1.63, w=1.633, bire=0.0030.
 

Classification

 Dana Class: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  where (A)5 (xO4)3 Zq
  Dana Group
 
 Apatite * Ca5(PO4)3(OH,F,Cl) P63/m 6/m
 
 Fluorapatite Ca5(PO4)3F P63/m 6/m
 
 Chlorapatite Ca5(PO4)3Cl P21/a 2/m
 
Hydroxylapatite Ca5(PO4)3(OH) P63/m 6/m
 
 Carbonate-Fluorapatite Ca5(PO4,CO3)3F P63/m 6/m
 
 Carbonate-. Hydroxylapatite Ca5(PO4,CO3)3(OH) P63/m 6/m
 
  Belovite (Sr,Ce,Na,Ca)5(PO4)3(OH) P3 3
 
  Belovite-(LA)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P3- -3
 
 Strontium-apatite (Sr,Ca)5(PO4)3(F,OH) P63/m 6/m
 
 Fluorcapatite (Ca,Sr,Ce,Na)5(PO4)3F P63 6
 Strunz Class: Phosphates, Arsenates and Vanadates
   Unclassified Strunz Phosphates, Arsenates and Vanadates
   Apatite Group
Next page APATITE 1 APATITE 2   GREEN APATITE   GREEN APATITE 2    CAT'S EYE APATITE
 
 
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