At 1.75 inches tall x 1.5 inches wide x 1 inch deep, this grade A natural clear quartz energy cleansing & amplifying meditation generator is the perfect addition to your collection. Formed as a grounding crystal with multiple windows, it weighs .056 KG (.12 LBS). At Petra Crystals & Gems, the pictured crystal is the exact stone you will receive; we do NOT send out a "similar" gemstone to the one shown. All of our stones are guaranteed genuine, quality crystals & minerals from the Earth. Clear quartz crystal is regarded as the "Master Healer" & is considered the most versatile gemstone. Clear quartz is associated with the crown chakra; great for clearing your mind during meditation, promoting personal growth, & enhancing one's awareness. It is the ideal gemstone for crystal rituals, amplifying other crystals' energies & blocking negativity.