Is they're a more pleasing color green anywhere? We don't think so.
Powerful stone for healing when used alone or with other gems. Traditionally used to provide relief from rheumatism and arthritis. Whenever copper is found, malachite is somewhere lurking about. It supposedly has many healing properties probably due to it's relationship to copper. We aren't going to make any claims here.
Egyptians knew stuff, maybe the embalming thing got weird, but we think they knew about gems. They treasured malachite as a stone of hope and trust.
Buddha not included; you're supposed to be the Buddha.