Marble - bolinha de gude

grabcad

Balls made from marble To be more precise, marble is a metamorphic rock composed primarily of recrystallized carbonate minerals, which are often used to create beautiful and durable ornaments, sculptures and now, even as toys in the form of marbles. These marble balls provide an aesthetic appeal while being long-lasting and resilient to wear and tear, making them a popular choice for collectors and enthusiasts alike.