Well, a brujo is a Mexican male witch if Im not mistaken. Gold typically represents the Sun, the Male Deity, God. Snakes are typically considered masculine, since they represent Fire. Snakes represent healing/health, protection, and a sharpening of the mind. So...
I would guess the chain is a charm that brings healing, protection and/or cunning into the person's life who is wearing it.
Their significance is 'change' & that is all I yet know.
There is no significance to a lock on a chain link fence in Freemasonry.
It's just a type of jewelry
In Mexico and Central America there is a mountain chain known as Sierra Madre. It runs through Chiapas, Honduras, El Salvador, and Guatemala.
oxygen, fuel, heat and chemical chain reaction
A value chain is the series of activities that a business performs in order to deliver a product or service to the marketplace. The value chain method is significant due to it being a powerful tool for analysis and strategic planning for the business model.
Pollo Campero was founded in Central America, Guatemala to be precise. The fast food chain has since spread into north and south America, as well as overseas.
The chain of volcanic mountains in Central America is called the Central American Volcanic Arc. It extends from Guatemala through El Salvador, Honduras, Nicaragua, and Costa Rica, which are all part of the Pacific Ring of Fire.
It is used in Polymerase Chain Reaction (PCR), which embrace temperature of 94°C - the polymerase has to be able to sustain such temperature.
Della believed a nice chain would enhance the watch's appearance and convey its significance as a valuable possession to Jim. Being proud of the watch, she wanted it to be showcased in the best possible way.
In a very tiny nutshell, the Chain of Command ("CoC") is a direct step-by-step link between a junior sailor and his direct supervisor, his supervisors supervisor, etc. through the president. Questions/requests are sent up step by step, and orders are sent down step by step.
there is great significance is any species of mouse and by extension rat. this is because they are a vital part of the food chain, they keep the populations of insects etc regulated and they themselves feed predators higher up in the food chain such as foxes and birds of prey. They are also great carriers of disease. the bubonic plague, which wiped out a major chunk of englands population around 1340-50 ad, the plague was carried by rats and mice which got into every home and food store spread the plague like wildfire.