Pietre preziose

日時 Feb 08, 2024投稿者： riyo de / 0件のコメント

Tinaksite Gemstone Introduction Tinaksite is a rare and captivating gemstone known for its unique properties and striking appearance. It is primarily composed of potassium, sodium, calcium, manganese, titanium, iron, and silicon, with the chemical formula K2Na(Ca,Mn2+)(Ti,Fe)Si7O19(OH). This gemstone is highly valued for its aesthetic appeal and metaphysical properties. Physical Properties · Color: Tinaksite can appear in shades of pink, pale yellow, light brown, and orange. · Transparency: Specimens are typically transparent to translucent. · Luster: Vitreous. · Crystal System: Triclinic. · Crystal Habit: Fibrous or slender prisms (prismatic). · Hardness:... 続きを読む

日時 Feb 08, 2024投稿者： riyo de / 0件のコメント

Gemme Occhio di Tigre

日時 Feb 08, 2024投稿者： riyo de / 0件のコメント

Gemme gialle occhio di tigre

日時 Feb 08, 2024投稿者： riyo de / 0件のコメント

Gemme grezze di occhio di tigre

日時 Feb 08, 2024投稿者： riyo de / 0件のコメント

Gemme grezze rosse di occhio di tigre