6. 합성 단백석  (Synthetic opal)

1) Suspension of uniform silica spheres by controlled mixing of chemical ingredients.

2) About one year of sedimentation of spheres into an orderly packing.

3) Consolidation, hardening and excess water removal by applied heat and pressure. 

1) 일정한 형상의 실리카 겔 구들을 화학재료에 섞어서 부유

2) 약 1년간 침전시킨 것을 순차로 포장

3) 가열, 가압하여 강화, 경화와 과도한 수분 제거

Synthetic Semi-Black

Polymer-Impregnated White

Polymer-Impregnated, Multicolored

Synthetic Black

Synthetic Gilson type: Black, White & Crystal

   6. 합성 단백석  (Synthetic opal)