What is the nature of matrix of bone ?

Explanation

### Step-by-Step Text Solution

1. **Understanding the Matrix**: The matrix of bone is the internal structure that provides support and strength to the bone. It is a combination of organic and inorganic components.

2. **Inorganic Components**: The primary inorganic component of the bone matrix is calcium phosphate. This mineral is crucial as it imparts rigidity and strength to the bone, making it hard and durable.

3. **Organic Components**: In addition to inorganic materials, the bone matrix also contains organic matter. This organic component is primarily composed of proteins, specifically osteocalcin, which is a type of protein that plays a role in bone formation.

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