A calcite sea is a sea in which low-magnesium calcite is the primary inorganic marine calcium carbonate precipitate. An aragonite sea is the alternate...

Rhombohedral calcite Scalenohedral calcite Prismatic calcite Prismatic calcite Stalactitic calcite Hexagonal calcite Dodecahedral calcite Bipyramidal calcite Druse...

An aragonite sea contains aragonite and high-magnesium calcite as the primary inorganic calcium carbonate precipitates. The chemical conditions of the...

attachment of soft flesh. The test of sea urchins is made of calcium carbonate, strengthened by a framework of calcite monocrystals, in a characteristic "stereomic"...

seashell or sea shell, also known simply as a shell, is a hard, protective outer layer usually created by an animal or organism that lives in the sea. Most...

the CO2 flux from the biological pump. An aragonite sea contains aragonite and high-magnesium calcite as the primary inorganic calcium carbonate precipitates...

made of diffuse meshworks of calcite/silica structural elements called spicules, and echinoderms have a dermal calcite endoskeleton known as ossicles...

ooids can be calcitic, either originally precipitated as calcite (as in calcite seas), or formed by alteration (neomorphic replacement) of aragonitic ooids...

them from dissolution in sea water. When the diatom dies, the frustule is stripped of its organic layer and exposed to sea water. As a result, only 1%...

Aragonite oolitic aragonite sand aragonite sea Calcite microbial calcite precipitation calcite sea Great Calcite Belt Silicification biogenic silica siliceous...