Ruby is one among the precious stones. The ruby is a pink to blood-red coloured gemstone, a variety of the mineral corundum (Aluminium oxide). The…

Pravala or coral is a precious gem, which comes under Navaratnas (group of nine precious gems). It is opaque and red in color. Corals are…

Marakata is a green gem which comes under navaratnas or group of nine precious gems. It calms Budha Graha. It is a compound of Silica,…

Pushparaga is a Maharatna which belongs to the Kuruvind category. Its specific gravity is 3.5 and sclerosis is 8. It is a combination of aluminum…

Heeraka or Diamond is one of the best-known and most sought-after gemstones. Diamonds have been known to humankind and used as decorative items since ancient…

Neelam or Sapphire is a precius gem stone categorized under Navaratnas or group of nine gems. It is a compound of Aluminium and Oxygen with…

Gomeda or Zircon is a precious gem which belongs to Navaratnas or group of nine gems. Colour oif Gomeda is similar to the fat of…

The substances that are useful in enhancing the medicinal values of Parada are categorized under Maharasas. Many authors have grouped many different substances under maharasas….

Chapala is a controversial drug of Rasashastra. Some scholars consider it as Bismuth and others Selenium. Due to its controversy, its use is not seen…

Rasaka controversial drug of Rasashastra. Some scholars consider Tuttha (Sasyaka) variety as Rasaka. And some consider Rasaka as one of the synonyms of Yashada. But,…