Citrine name comes from old French word citrine, meaning lemon. It is semi precious gemstone. It was very popular jewellery earlier time. It is founds in gravels, alluvial sands. It is associated with amethyst. Citrine is heat sensitive. It must protected by heat or light. Citrine belongs to quartz family. Citrine is a type of quartz crystal that ranges in colors from pale yellow to brown. It is most desirable, durable and tough gemstone. It is yellow variety of quartz, citrine is heat treated.

Rose quartz is pale pink to red color variety of quartz. It is most popular variety of quartz. It is an adorned ornament. Used for jewellery. Mostly found in Brazil, Germany, India, Madagascar, and United States. It consists of titanium, iron, or manganese, in the massive material. Deep red color is due to phosphate and aluminum. It is photosensitive (rays) gemstone and can be fade up by these rays.

Amethyst has rich violet color. It is often used in jewellery. This violet color exists due to iron, it contains impurity of iron. It is one of the most popular gemstone. The name Amethyst derived from Greek word meaning 'not drunken'. It is high power, protection, wisdom and healing power stone. It is also known as Bishop's Stone. It is birthstone of February.

Smoky quartz is a rare brown stone. The name is comes from its brown to gray color. It is silicon dioxide crystal. Morions and Cairngorm are the main varieties of smoky quartz. It is also a very protective and grounding stone. Smoky Quartz is very protective and grounding stone. It is also used as a healing stone. Uncommonly it can be found in volcanic and Sedimentary rocks.

Milky quartz is type of soft gemstone. It has very attractive crystal formation. It is type of crystalline quartz. It resists weathering, This quartz obtained from geodes and granites porphyries, pegmatite's. It is consists of silicon oxygen tetrahedral. Quartz is an important component of granite and other felsic eruptive rocks. Due to cloudy white character of the crystal, it is known as milky quartz. Milky quartz is a common mineral. This quartz is forms in many different types of rocks.

Rock Crystal is colorless variety of quartz. It is also known as pure and clear quartz. It is used for carved ornament. It occurs in Metamorphic and Igneous rock. It mostly forms in granites and gneiss. It is one of the beautiful and popular stones. It has great purity of thoughts, modesty and fidelity power. Chemically, consists of Silicon dioxide. Clarity and fine shape rock crystal is rare to find.

Prasiolite is also known as green-quartz or vermarine. It is a mineral of silicate, green form of quartz chemically silicon dioxide. Sometimes it can be confused with praseolite, variety of cordierite. It is a rare gemstone. It is heat treated of Amethyst. Meaning of the prasiolite is 'garlic green-colored stone'.

Rutilated Quartz is a mineral of titanium dioxide. It occurs in accessory mineral with some altered igneous rocks. High quality Rutilated is transparent and slightly yellow. Rutilated quartz has energetic and spiritual power.