Limestone: The precious, abundant mineral

Jamaica harbours a hidden treasure beneath its surface: limestone. This humble yet crucial mineral is the backbone of many industries on the island and has been integral to its economy for centuries.

Limestone is by far the most abundant mineral in Jamaica, with an estimated 50 to 60 billion tonnes spread across the island. It makes up about 65 per cent by weight of the island’s geology, and its surface coverage is even more extensive, accounting for 85 per cent. This makes Jamaica one of the richest regions in the world when it comes to limestone reserves, which are being actively mined from over 150 quarries scattered throughout the island.

While limestone may not be as glamorous as gold or diamonds, it plays an essential role in both local and global industries. It is a key material in construction, where it is used to build roads, bridges, and homes. The pharmaceutical and agricultural sectors also rely on it — limestone is used in the production of fertilisers, animal feed, and as a component in water treatment. In the global market, it is crucial in the production of steel and in refining bauxite to alumina, a vital material for aluminium manufacturing.

VARIES IN TEXTURE

Limestone also varies in texture. It can range from a soft, chalky material to a denser, more marble-like consistency, depending on where it is sourced from. In fact, chances are, if you live in Jamaica, you have come across limestone in your own backyard whether you knew it or not!

Though it might not win any beauty contests, limestone’s significance to Jamaica’s economy cannot be overstated. This unassuming mineral has supported the island’s development and continues to provide jobs and economic opportunities for thousands of Jamaicans. It is a quiet contributor to the country’s growth and prosperity, making it a symbol of resilience and the often-overlooked elements that sustain us.

Take a moment to touch the limestone beneath your feet. Appreciate its value, not for its outward appearance, but for the role it plays in shaping the island’s success. In many ways, limestone reflects the spirit of Jamaica itself — strong, enduring, and unassuming but indispensable.

As you explore the island, whether it is on a leisurely stroll or an adventurous hike, remember that even the simplest things can have profound impact. Take it all in with energy and curiosity, and let the spirit of discovery fuel your weekend. Smile, and feel the connection to this incredible island and its rich, natural heritage.

References:

https://www.cockpitcountry.com/limestone.htm

https://dobusinessjamaica.com/success_stories/breakthrough-for-jamaica-l...

Contributed by Dr Lorenzo Gordon, a diabetologist, internal medicine consultant, biochemist, and a history and heritage enthusiast. Send feedback to inspiring876@gmail.com.