Gemstone ID - 532 nm

A60 - a

Species : Zircon   
Chemical Formula :      ZrSiO4
Identification Characteristics :  
Classification:  Silicate
Hardness:7.5               S.G.:4.6 ~ 4.7
Cleavage: Imperfect  
R.I.: 1.93 ~ 1.98           D.R.: 0.059
Crystal System: Tetragonal
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
355、437、973、1007、1260、1382 (cm-1)
                    

A60 - b

Species : Zircon   
Chemical Formula :      ZrSiO4
Identification Characteristics :  
Classification:  Silicate
Hardness:7.5               S.G.:4.6 ~ 4.7
Cleavage: Imperfect  
R.I.: 1.93 ~ 1.98           D.R.: 0.059
Crystal System: Tetragonal
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
355、437、973、1007、1260、1382 (cm-1)       

A60 - c

Species : Zircon   
Chemical Formula :      ZrSiO4
Identification Characteristics :  
Classification:  Silicate
Hardness:7.5               S.G.:4.6 ~ 4.7
Cleavage: Imperfect  
R.I.: 1.93 ~ 1.98           D.R.: 0.059
Crystal System: Tetragonal
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
355、437、973、1007、1260、1382 (cm-1)                 

A61 - a

Species : Zoisite    
Chemical Formula :  Ca2Al3(SiO4)3(OH) 
Identification Characteristics :
Classification:  Silicate
Hardness:6.5 ~ 7    S.G.:3.55
Cleavage: Perfect     
R.I.: 1.69 ~ 1.70      D.R.: 0.010
Crystal System:  Orthorhombic
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
337、395、493、573、678、873、927、983、1073、1093 (cm-1)

A61- b

Species : Zoisite    
Chemical Formula :  Ca2Al3(SiO4)3(OH) 
Identification Characteristics :
Classification:  Silicate
Hardness:6.5 ~ 7    S.G.:3.55
Cleavage: Perfect     
R.I.: 1.69 ~ 1.70      D.R.: 0.010
Crystal System:  Orthorhombic
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
337、395、493、573、678、873、927、983、1073、1093 (cm-1)

A61 - c

Species : Zoisite    
Chemical Formula :  Ca2Al3(SiO4)3(OH) 
Identification Characteristics :
Classification:  Silicate
Hardness:6.5 ~ 7    S.G.:3.55
Cleavage: Perfect     
R.I.: 1.69 ~ 1.70      D.R.: 0.010
Crystal System:  Orthorhombic
Fracture: Uneven to Conchoidal
Spectral Characteristics: 
337、395、493、573、678、873、927、983、1073、1093 (cm-1)