Much of this is reactive under UV also 
Caribbean Blue Calcite is a new combination mineral which was recently found in 2019 in Pakistan. It's a combination of a very light ocean Blue Calcite and light brown and white Aragonite. It also often has the most beautiful crevices within its structure.
It gets its name because it looks like the Caribbean sea and beach. 🏖🏝

The colours would suggest that the energies of the stone will resonates with your third eye and crown chakra.

And with stones that resonate with those it will likely help one channel your own unique psychic abilities that aid one in elevating your consciousness. 

When photographing the stone, I personally had a feeling calm and harmony, I could almost smell and hear the sea, and from that I get a sense that these make for the perfect meditation tool, allowing one to more easily “slip” out of the physical body and ascend to higher vibrations. 

Perhaps it's one to Keep by your  bed for an additional power source to aid in lucid dreaming and astral travel.

Caribbean calcite Wands