Which of the given below is not an ore of metal

Options

A. Zinc blende
B. Bauxite
C. Malachite
D. Pig iron

Answer

To determine which of the given options is not an ore of a metal, we will analyze each option one by one.

### Step 1: Identify the options
The options provided are:
1. Zinc blend
2. Bauxite
3. Malachite
4. Pig Iron

### Step 2: Analyze each option
1. **Zinc Blend**: This is also known as sphalerite (ZnS) and is the primary ore of zinc.
- **Conclusion**: This is an ore of metal (zinc).

2. **Bauxite**: This is the primary ore of aluminum, composed mainly of aluminum oxide minerals.
- **Conclusion**: This is an ore of metal (aluminum).

3. **Malachite**: This is a copper carbonate hydroxide mineral (Cu2CO3(OH)2) and is a significant ore of copper.
- **Conclusion**: This is an ore of metal (copper).

4. **Pig Iron**: This is not an ore but rather an intermediate product in the iron-making process. It is produced from iron ore but is not itself an ore.
- **Conclusion**: This is not an ore of a metal.

### Step 3: Final Answer
Based on the analysis, the option that is not an ore of a metal is:
**Pig Iron (Option 4)**.

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