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SPHENE                                NATURAL COLOR                                 Hardness  5 - 5.5
Next page  »»  SPHENE 1 ¦ SPHENE 10 - 51 CTS. ¦ Greenish-yellow SPHENE ¦ ORANGE-BROWN SPHENE ¦ Titanite Article
  Enlarge 2.57 cts. sphene oval yellowish-orange. single 

 10.1  x 7.3 mm. Depth: 4.8 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

 SOLD 

ORIGIN: Madagascar

ref:TIyo257

 

0.54 cts. sphene oval yellow-green. round single 

  5.2 mm.   Depth: 3.3 mm (S.u.g.f. cut) 

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 49.00 

ORIGIN: Madagascar

ref:TIgr054

 

   0.58 cts. sphene oval green. single 

  6.3 x 4.4 mm. Depth: 3 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 44.00 

ORIGIN: Madagascar

ref:TIgo058  

 

   0.79 cts. sphene oval green. single 

  7.8  x 5 mm. Depth: 2.9 mm. (S.u.g.f. cut) 

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 69.00 

ORIGIN: Madagascar

ref:TIgo079  

 

   1.28 cts. sphene oval green. single 

  8 x 6.4 mm. Depth: 3.6 mm. (S.u.g.f. cut) 

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 108.00

ORIGIN: Madagascar

ref:TIgo128  

 

        Enlarge 1.72 cts. sphene oval green. single 

  8.4 x 6.7 mm. Depth: 4.2 mm. (S.u.g.f. cut) 

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 179.00 

ORIGIN: Madagascar

ref:TIgo172  

 

         Enlarge 4.06 cts. sphene oval green. single 

  13.5 x 8.2 mm. Depth: 4.9 mm.

Almost eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 940.00 

ORIGIN: Madagascar

ref:TIgo406  

 

   Enlarge 2.52 cts. sphene round yellow-green. round single 

  9 mm. Depth: 5.1 mm.

Almost loupe clean.. Enhancement: none (N) Untreated

stone PRICE  

USD 378.00 

ORIGIN: Madagascar

ref:TIyr252

 

Enlarge  2.58 cts. Chrome sphene oval yellow-green. round single 

  9.2 mm. Depth: 4.9 mm.

Almost eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 646.00 

ORIGIN: Madagascar

ref:TIgr258

 

   Enlarge 2.62 cts. sphene round yellow-green. round single 

 8.8  mm. Depth: 5.5 mm.

Almost loupe clean.. Enhancement: none (N) Untreated

stone PRICE  

USD 392.00 

ORIGIN: Madagascar

ref:TIyr262

  

   Enlarge 3.23 cts. sphene round yellow-orange. single 

9.4 mm. Depth: 6 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 520.00 

ORIGIN: Madagascar

ref:TIyr323

 

  Enlarge 2.79 cts. chrome sphene oval green. single 

  13.4 x 6.5 mm. Depth: 4.9 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 650.00 

ORIGIN: Madagascar

ref:TIgo279  

 

 Enlarge  3.00 cts. Chrome sphene pear green. single 

  11.4 x 8.7 x 4.8 mm.

Eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 786.00 

ORIGIN: Madagascar

ref:TIgp300  

 

   Enlarge 3.09 cts. sphene oval green. single 

  10.8 x 8.4 mm. Depth: 5 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 719.00 

ORIGIN: Madagascar

ref:TIgo309  

 

  Enlarge  3.52 cts. Chrome sphene oval green. single 

  13.4 x 7.7 mm. Depth: 4.1 mm.

Almost eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 824.00 

ORIGIN: Madagascar

ref:TIgo352  

 

    Enlarge 3.88 cts. sphene pear yellow-green. single 

  12.9 x 8.3 mm. Depth: 5.8 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 640.00 

ORIGIN: Madagascar

ref:TIyp388

 

 Enlarge  4.06 cts. sphene pear green. single 

  13.5 x 8.5 x 5.8 mm.

Eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 1070.00 

ORIGIN: Madagascar

ref:TIgp406  

 

    Enlarge 4.14 cts. sphene oval yellow-green. pear single 

   11.6 x 7.9 x 7 mm. NFL

Almost loupe clean.. Enhancement: none (N) Untreated

stone PRICE

USD 785.00 

ORIGIN: Madagascar

ref:TIygp414

 

   Enlarge 4.93 cts. sphene oval yellow-green. single 

  12.4 x 10 mm. Depth: 5.4 mm. (S.u.g.f. cut)

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 709.00 

ORIGIN: Madagascar

ref:TIygo493  

 

   Enlarge 6.88 cts. sphene oval yellow-green. pear single 

  15.2 x 10.7 mm. Depth: 6.3 mm.

Loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 1545.00 

ORIGIN: Madagascar

ref:TIyp688

 

 Enlarge   7.49 cts. Chrome sphene oval green. single 

16.9 x 10.4 mm. Depth: 5.5 mm.

Almost eye clean. Enhancement: none (N) Untreated

stone PRICE  

USD 4200.00 

ORIGIN: Madagascar

ref:TIgo749  

 

  Enlarge  8.12 cts. sphene oval yellow-green. single 

 16.6 x 9.9 mm. Depth: 6.5 mm.

Loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 1945.00 

ORIGIN: Madagascar

ref:TIyo812  

 

   Enlarge 8.18 cts. sphene oval yellow-green. single 

 16.8  x 9.1 mm. Depth: 7 mm.

Almost loupe clean. Enhancement: none (N) Untreated

stone PRICE  

USD 1858.00 

ORIGIN: Madagascar

ref:TIyo818  

Next Page  »» SPHENE 1 ¦ SPHENE 10 - 51 CTS.¦ Greenish-yellow SPHENE ¦ CABOCHON ¦ ORANGE-BROWN SPHENE ¦ SPHENE CRYSTAL ¦

General Information

 Chemical Formula: CaTiSiO5 = CaTiOSiO4
 Composition: Molecular Weight = 196.04 gm
   Calcium 20.44 %  Ca   28.61 % CaO
  Titanite Article  Titanium 24.42 %  Ti   40.75 % TiO2
   Silicon  14.33 %  Si   30.65 % SiO2
   Oxygen  40.81 %  O
            ______        ______
            100.00 %      100.00 % = TOTAL OxIDE
 Empirical Formula: CaTiSiO5
 Environment: Magmatic, metamorphic and hydrothermal rocks.
 IMA Status: Approved IMA 1960
 Locality: Laacher See and Eifel, Germany. Madagascar
 Name Origin: Named after its chemical composition of titanium.
 Synonym: Sphene, titanite
 
 
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