Hyacinth and Zirconium silicate

Hyacinth noun - A red transparent variety of zircon used as a gemstone.

Zirconium silicate and hyacinth are semantically related. In some cases you can use "Zirconium silicate" instead a noun "Hyacinth".

Zirconium silicate noun - A common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent.

Hyacinth and zirconium silicate are semantically related. Sometimes you can replace term "Hyacinth" with "Zirconium silicate", this terms are similar.