Compositions of controlled crystal growths and methods of producing the same

A construction material, comprising:

• a first surface;
• a second surface substantially opposite of the first surface;
• one or more walls between and connecting the first surface and the second surface;
• a body including a plurality of aggregate particles, the body enclosed by the first surface, the second surface and the one or more walls;
• and
• calcium carbonate,
• wherein at least some of the calcium carbonate is formed between at least two particles of the plurality of aggregate particles by at least one biological organism or enzyme, and
• wherein an average dry green density of the construction material is from about 1.52 grams per cubic centimeter (g/cc) to about 2.55 g/cc.

A construction material, comprising:

• a first surface;
• a second surface substantially opposite of the first surface;
• one or more walls between and connecting the first surface and the second surface;
• a body including a plurality of aggregate particles, the body enclosed by the first surface, the second surface and the one or more walls;
• and
• calcium carbonate,
• wherein at least some of the calcium carbonate is formed between at least two particles of the plurality of aggregate particles by at least one biological organism or enzyme, and
• wherein an average finished density of the construction material is from about 1.83 grams per cubic centimeter (g/cc) to about 2.72 g/cc.

A construction material, comprising:

• a first surface;
• a second surface substantially opposite of the first surface;
• one or more walls between and connecting the first surface and the second surface;
• a plurality of aggregate particles enclosed by the first surface, the second surface and the one or more walls;
• and
• calcium carbonate,
• wherein at least some of the calcium carbonate is formed between at least two particles of the plurality of aggregate particles due to biological activity of at least one biological organism or enzyme, and
• wherein a first average porosity within a first planar section of the construction material is less than a second average porosity within a second planar section of the construction material prior to the at least some of the calcium carbonate being formed between the at least two particles of the plurality of aggregate particles.

A construction material, comprising:

• a first surface;
• a second surface substantially opposite of the first surface;
• one or more walls between and connecting the first surface and the second surface;
• a body enclosed by the first surface, the second surface and the one or more walls, the body comprises a plurality of aggregate particles;
• calcium carbonate;
• and
• at least one biological organism or enzyme producing at least some of calcium carbonate formed between at least two members of the plurality of aggregate particles, wherein a first average weight percentage of calcium carbonate on the first surface differs no more than 50% of a second average weight percentage of calcium carbonate on the second surface.

A method for producing a construction material, comprising:

• acquiring a plurality of aggregate particles;
• forming the plurality of aggregate particles;
• providing a cementation solution that includes a cementation reagent;
• setting the cementation solution to a first temperature;
• setting the plurality of aggregate particles to a second temperature different from the first temperature;
• feeding the cementation solution to the plurality of aggregate particles while the cementation solution is at the first temperature and the plurality of aggregate particles is at the second temperature;
• and
• causing a set of bridging calcium carbonate crystals to form between at least two particles of the plurality of aggregate particles subsequent to the cementation solution being applied to the plurality of aggregate particles.

A method for producing a construction material, comprising:

• providing a plurality of aggregate particles;
• pressing the plurality of aggregate particles such that the construction material has an average dry green density from about 1.52 grams per cubic centimeter (g/cc) to about 2.55 g/cc;
• providing a cementation solution that includes a cementation reagent;
• applying the cementation solution to the plurality of aggregate particles while the cementation solution is at a first temperature and the plurality of aggregate particles is at a second temperature different from the first temperature;
• and
• performing a biocementation process that causes a set of bridging calcium carbonate crystals to form between at least two particles of the plurality of aggregate particles subsequent to the applying the cementation solution to the plurality of aggregate particles.

A method for producing a construction material, comprising:

• providing a plurality of aggregate particles;
• forming the plurality of aggregate particles;
• providing a first filtered cementation solution that includes a cementation reagent;
• applying the first filtered cementation solution to the plurality of aggregate particles;
• performing a first biocementation process that causes a first set of bridging calcium carbonate crystals to form between at least two particles of the plurality of aggregate particles;
• collecting at least a portion of the first filtered cementation solution while applying the first filtered cementation solution to the plurality of aggregate particles;
• filtering the first filtered cementation solution to produce a second filtered cementation solution;
• and
• applying the second filtered cementation solution to the plurality of aggregate particles.