Term 
        
        Streak=White Cleavage=3 Directions not at 
Hardness=3 90 degrees 
Luster=non-maetallic-glassy  
Reacts to HCL 
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Streak=None 
Hardness=7 
Cleavage=None with Conchoidal Fracture 
Luster=non-metallic-glassy 
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Deep Reddish Purple (no streak) 
Hardness=8 
Cleavage=None with Conchoidal Fracture 
  
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Black with Greenish Black Streak 
Hardness=6 
Cleavage=2 not at 90 
Luster=nonmetallic-glassy  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Black with greenish black streak 
Hardness=6 
Cleavage=2 that meet at 90 
Luster=nonmetallic-glassy  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Olive Green no streak 
Hardness=6 
Cleavage=None with Conchoidal fracture 
Luster= nonmetallic-glassy 
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Silvery or Golden with thick sheets white streak 
Hardness=3 
Cleavage= one point of cleavage 
Luster=nonmetallic-glassy 
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color=Brown or dark green brownish greenish streak 
Hardness=2 
Cleavage=1 
Luster=nonmetallic-glassy 
  
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Pinkish No Streak 
Hardness-6 
Cleavage-2 at 90 
Luster-nonmetallic-glassy  |  
          | 
        
        
        Definition 
        
        [image]
  Potassium (K) Feldspar |  
          | 
        
        
         | 
        
        
        Term 
        
        Color-Whitish 
  
Hardness-6 
Cleavage-2 at 90 
Luster-nonmetallic-glassy 
   |  
          | 
        
        
        Definition 
        
        [image]
  Sodium (Na) Feldspar |  
          | 
        
        
         | 
        
        
        Term 
        
        Color-Dark Gray 
  
Hardness-6 
Cleavage-2 at 90 
Luster-nonmetallic-glassy 
   |  
          | 
        
        
        Definition 
        
        [image]
  Calcium(Ca) Feldspar |  
          | 
        
        
         | 
        
        
        Term 
        
        Color-Many Colors White Streak 
Hardness-1 
Cleavage-1 poor cleavage 
Luster-nonmetallic pearly  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Brass Yellow Dark Streak 
Hardness-about 6 
Cleavage-none Conchoidal Fracture 
Luster-metallic  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Green brass yellow with Dark streak 
Hardness-4 
Cleavage-None 
Luster-metallic  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Brownish with yellow streak 
Hardness-3.5-4 
Cleavage-Many 
Luster-metallic-nonmetallic 
   |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Dark Gray a dark streak 
Hardness-5-6 
Cleavage-3 at 90 
Luster-Metallic  |  
          | 
        
        
        Definition 
         | 
        
        
         | 
        
        
        Term 
        
        Color-Red,Black,Silver Brown Streak 
Hardness-5-6 
Cleavage-None 
Luster-Metallic  |  
          | 
        
        
        Definition 
         | 
        
        
         |