Malachite, Fibrous

Malachite, Fibrous

This large

and each has its own unique distinct character

from the middle Miocene around 12-16 million years ago

several include multiple pipefish specimens on the same slab

Creedite is a rare mineral in the hydoxylhalide group and is often formed from the intense oxidation of fluorite formations

These remarkable yellow fluorite crystals originate from China and range in color from rich honey to pastel gold

The name "Phantom" Fluorite is applied to Fluorite crystals with a visibly darker colored crystal core within

large calcite crystals and the dusting of fine gold from the pyrite is unique to specimens from this specific region of China and have not been found anywhere else

From the Upper Ordovician Period - Ashgill Stage - Ktaoua Formation

Stibnite may not qualify for free shipping or require additional shipping/packaging charges

Amethyst is a form of Quartz which gets its beautiful purple tint from the substitution of silicone for iron due to irradiation

and because of this they are one of the most frequently found vertebrate fossils on earth