A person who works with gold is called a goldsmith.
Gold dust
no
It contains 37.5% gold which equates to 9 Karats. In the United States, you need 10 Karats of gold content before you can call something "gold".
Platinum is also called the white gold.
They often call it this because of oils value. Back in the day, oil was harder to find and when you did find it, they say its like you struck gold, hence black gold.
someone who works for a business
An employee
A gardener.
a horticulturalist
demonologist
collector
Mason
coach
A Gold-Digger
Chemist
A co-worker. or colleague
A key maker. -.-