Texture
Explanation:
The look and feel of a rock's surface is its texture. 
The texture of a rock determines how it looks and feels to touch. 
- Textures of a rock are a function of the arrangement of minerals in them. 
 - The shape, orientation and alignment of the mineral grains determines how the rock will feel and look. 
 - Coarse texture in rock implies that the minerals in rocks are visible to the naked eyes and have a gritty feel  
 - Rock textures tells us about the conditions of formation of a rock. 
 
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Rocks brainly.com/question/2817889
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