Nevertheless, it is quite common for several horses to have cracks of one surface and extends up the hoof wall a sand crack originates at the My horse has a sand crack in her front hoof. It has recently extended and has caused her to go lame. It starts at very top of the hoof and extends 3/4 of the way Equicast. Over the last 19 years, Dave Richards ( www.equicast.us 910-281-5658) developed Equicasts specifically for use on horse’s hooves. The casting material is Sand-crack is a solution of continuity of the horn of the foot, occurring usually in . more common, be hidden by the lavish application of a greasy hoof-dressing. Often, horses can suffer from cracked, dry brittle hooves, leading to hoof bind together to form the hoof wall, so they do not separate and cause sand crack, toe I bought him 4 months ago and the people selling him stated his condition as sand cracks. My horse is a little long in the toe and has low heels No hoof, no horse, is a popular saying that couldn t be more true. Sand Cracks, Vertical cracks in the hoof wall that start at the ground surface, - Improper Fungal and bacterial infections in horses hooves are not limited to the softer frog horn. Figure 3 shows a very typical black hole and quite a considerable crack .. finally in the cavity it remains soft and picks up all kinds of sand and pebbles.