different types of turquoise stones
Different Kinds of Turquoise Stones. Turquoise is native to the arid regions of the Americas, China, Egypt, Persia and Tibet. The relative value of the different kinds of turquoise makes buying and collecting the stone an activity that requires study and care. According to Cheryl Ingram’s article “Turquoise – the Fallen Skystone,” five kinds of turquoise are defined by law.
SOUTHWEST TURQUOISE IDENTIFICATION. Blue turquoise forms when there is copper present, which is the case with most Arizona turquoise. Green turquoise forms when there is iron present, the case with most Nevada turquoise. Matrix is the host rock. Tucson Turquoise offers many varieties of turquoise jewelry, with an emphasis on American Southwest
Number 8 turquoise range in color from light blue to blue-green to dark blue. It’s always found with characteristic black, golden or brown spider web matrix, which makes them easy to identify. Number 8 is also known for its unusually large nuggets, the largest of which weighed an astonishing 150 pounds.
Turquoise Identification. Blue turquoise forms when there is copper present, which is the case with most Arizona turquoise. Green turquoise forms when there is iron present, which is the case with most Nevada turquoise. Matrix is the host rock. Tucson Turquoise offers many varieties of turquoise jewelry, with an emphasis on American Southwest
Different Types of Turquoise Stone. Kingman turquoise (Arizona mine) is known for its rich blue color. Kingman blue has become a color standard in the industry. Kingman became famous for its bright blue color with black granite spider web, and it’s light & dark blue “Birdseye” spider web patterns.
The green varieties of turquoise can be confused only with a few stones that have a similar body appearance; these are variscite, malachite, and greenish odontolite and chrysocolla quartz. (The latter two can be separated by the means discussed above; in addition, odontolite is rarely greenish).
From top to bottom, left to right: Classic Bisbee from Arizona, Classic Nevada Blue Gem, Carico Lake Lime Green, Brown Tortoise Turquoise, Super Highgrade Dry Creek, Dark Green Damale, Manassa Green from Colorado, Morenci blue from Arizona, Mint Green Tortoise From Nevada, Fox Aqua Blue Green Turquoise, Yellow Ivory