Epidote

Epidote is a mineral that has been known since antiquity, although it was not officially described until 1801. It is found in many different geological environments and can be used as a gemstone or for ornamental carvings. Epidote can form in both igneous and metamorphic rocks but is most associated with hydrothermal veins. It often occurs with other minerals such as quartz, tourmaline, topaz, and garnet. The name "epidote" comes from the Greek word epi-dosis meaning increase or addition due to its frequent occurrence in multiple forms of crystals within one rock sample. Its crystal structure consists of complex silicate sheets linked together by oxygen atoms which give epidote its characteristic green coloration and luster. Additionally, epidote typically exhibits strong pleochroism when viewed under polarized light microscopy; this means that depending on the angle at which light strikes the crystal surface different colors may be observed ranging from yellowish green to brownish black. 

In addition to its many physical properties, epidote is valued for its metaphysical properties as well. It is believed to be a powerful stone of transformation and renewal that can help one let go of old patterns and habits, enabling them to move forward with clarity and purpose. Epidote is said to provide insight into the causes of negative emotions such as anger or fear, helping one recognize their source so they can be released. Additionally, it is thought to increase motivation by providing energy when needed most and promoting courage in taking action towards goals. Finally, epidote has been known to assist those who are looking for spiritual growth by enhancing intuition and expanding awareness on all levels. All these metaphysical benefits make epidote an invaluable tool in aiding personal development.